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Finding the Fourth Proportional to 62,751.92, 86,599.14 and 34,458.08

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Solution

The fourth proportional to 62,751.92, 86,599.14 and 34,458.08 is: 47,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,751.92 : 86,599.14 = 34,458.08 : x
  2. Step 2: Convert to fraction form
    62,751.92/86,599.14 = 34,458.08/x
  3. Step 3: Cross multiply
    62,751.92x = 86,599.14 × 34,458.08
  4. Step 4: Simplify right side
    62,751.92x = 2,984,040,094.05
  5. Step 5: Solve for x
    x = 2,984,040,094.05/62,751.92
  6. Step 6: Final answer
    x = 47,552.97

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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.