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Finding the Fourth Proportional to 63,703.50, 94,882.40 and 60,372.78

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Solution

The fourth proportional to 63,703.50, 94,882.40 and 60,372.78 is: 89,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,703.50 : 94,882.40 = 60,372.78 : x
  2. Step 2: Convert to fraction form
    63,703.50/94,882.40 = 60,372.78/x
  3. Step 3: Cross multiply
    63,703.50x = 94,882.40 × 60,372.78
  4. Step 4: Simplify right side
    63,703.50x = 5,728,313,959.21
  5. Step 5: Solve for x
    x = 5,728,313,959.21/63,703.50
  6. Step 6: Final answer
    x = 89,921.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.