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Finding the Fourth Proportional to 63,006.16, 86,948.76 and 34,711.76

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Solution

The fourth proportional to 63,006.16, 86,948.76 and 34,711.76 is: 47,902.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006.16 : 86,948.76 = 34,711.76 : x
  2. Step 2: Convert to fraction form
    63,006.16/86,948.76 = 34,711.76/x
  3. Step 3: Cross multiply
    63,006.16x = 86,948.76 × 34,711.76
  4. Step 4: Simplify right side
    63,006.16x = 3,018,144,489.42
  5. Step 5: Solve for x
    x = 3,018,144,489.42/63,006.16
  6. Step 6: Final answer
    x = 47,902.37

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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.