Home / 94,042.54-129,778.70-53,757.17

Finding the Fourth Proportional to 94,042.54, 129,778.70 and 53,757.17

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Solution

The fourth proportional to 94,042.54, 129,778.70 and 53,757.17 is: 74,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,042.54 : 129,778.70 = 53,757.17 : x
  2. Step 2: Convert to fraction form
    94,042.54/129,778.70 = 53,757.17/x
  3. Step 3: Cross multiply
    94,042.54x = 129,778.70 × 53,757.17
  4. Step 4: Simplify right side
    94,042.54x = 6,976,535,638.28
  5. Step 5: Solve for x
    x = 6,976,535,638.28/94,042.54
  6. Step 6: Final answer
    x = 74,184.89

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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.