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Finding the Fourth Proportional to 62,547.56, 86,311.14 and 34,248.68

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Solution

The fourth proportional to 62,547.56, 86,311.14 and 34,248.68 is: 47,260.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,547.56 : 86,311.14 = 34,248.68 : x
  2. Step 2: Convert to fraction form
    62,547.56/86,311.14 = 34,248.68/x
  3. Step 3: Cross multiply
    62,547.56x = 86,311.14 × 34,248.68
  4. Step 4: Simplify right side
    62,547.56x = 2,956,042,614.30
  5. Step 5: Solve for x
    x = 2,956,042,614.30/62,547.56
  6. Step 6: Final answer
    x = 47,260.72

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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.