Home / 42,295.26-58,312.14-36,390.36

Finding the Fourth Proportional to 42,295.26, 58,312.14 and 36,390.36

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Solution

The fourth proportional to 42,295.26, 58,312.14 and 36,390.36 is: 50,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,295.26 : 58,312.14 = 36,390.36 : x
  2. Step 2: Convert to fraction form
    42,295.26/58,312.14 = 36,390.36/x
  3. Step 3: Cross multiply
    42,295.26x = 58,312.14 × 36,390.36
  4. Step 4: Simplify right side
    42,295.26x = 2,121,999,766.97
  5. Step 5: Solve for x
    x = 2,121,999,766.97/42,295.26
  6. Step 6: Final answer
    x = 50,171.10

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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.