Home / 42,165.19-58,177.78-26,238.36

Finding the Fourth Proportional to 42,165.19, 58,177.78 and 26,238.36

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Solution

The fourth proportional to 42,165.19, 58,177.78 and 26,238.36 is: 36,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,165.19 : 58,177.78 = 26,238.36 : x
  2. Step 2: Convert to fraction form
    42,165.19/58,177.78 = 26,238.36/x
  3. Step 3: Cross multiply
    42,165.19x = 58,177.78 × 26,238.36
  4. Step 4: Simplify right side
    42,165.19x = 1,526,489,688.21
  5. Step 5: Solve for x
    x = 1,526,489,688.21/42,165.19
  6. Step 6: Final answer
    x = 36,202.60

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Half scale
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Double scale
Find fourth proportional to 42,166.19, 58,179.16 and 26,239.36
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.