Home / 42,170.76-58,190.94-23,303.16

Finding the Fourth Proportional to 42,170.76, 58,190.94 and 23,303.16

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Solution

The fourth proportional to 42,170.76, 58,190.94 and 23,303.16 is: 32,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,170.76 : 58,190.94 = 23,303.16 : x
  2. Step 2: Convert to fraction form
    42,170.76/58,190.94 = 23,303.16/x
  3. Step 3: Cross multiply
    42,170.76x = 58,190.94 × 23,303.16
  4. Step 4: Simplify right side
    42,170.76x = 1,356,032,785.37
  5. Step 5: Solve for x
    x = 1,356,032,785.37/42,170.76
  6. Step 6: Final answer
    x = 32,155.76

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Half scale
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Double scale
Find fourth proportional to 42,171.76, 58,192.32 and 23,304.16
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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.