Home / 42,884.16-59,160.36-27,781.88

Finding the Fourth Proportional to 42,884.16, 59,160.36 and 27,781.88

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Solution

The fourth proportional to 42,884.16, 59,160.36 and 27,781.88 is: 38,326.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,884.16 : 59,160.36 = 27,781.88 : x
  2. Step 2: Convert to fraction form
    42,884.16/59,160.36 = 27,781.88/x
  3. Step 3: Cross multiply
    42,884.16x = 59,160.36 × 27,781.88
  4. Step 4: Simplify right side
    42,884.16x = 1,643,586,022.28
  5. Step 5: Solve for x
    x = 1,643,586,022.28/42,884.16
  6. Step 6: Final answer
    x = 38,326.18

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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.