Home / 94,057.48-129,799.20-53,772.13

Finding the Fourth Proportional to 94,057.48, 129,799.20 and 53,772.13

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Solution

The fourth proportional to 94,057.48, 129,799.20 and 53,772.13 is: 74,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,057.48 : 129,799.20 = 53,772.13 : x
  2. Step 2: Convert to fraction form
    94,057.48/129,799.20 = 53,772.13/x
  3. Step 3: Cross multiply
    94,057.48x = 129,799.20 × 53,772.13
  4. Step 4: Simplify right side
    94,057.48x = 6,979,579,456.30
  5. Step 5: Solve for x
    x = 6,979,579,456.30/94,057.48
  6. Step 6: Final answer
    x = 74,205.47

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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.