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Finding the Fourth Proportional to 62,397.62, 86,108.94 and 34,103.32

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Solution

The fourth proportional to 62,397.62, 86,108.94 and 34,103.32 is: 47,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,397.62 : 86,108.94 = 34,103.32 : x
  2. Step 2: Convert to fraction form
    62,397.62/86,108.94 = 34,103.32/x
  3. Step 3: Cross multiply
    62,397.62x = 86,108.94 × 34,103.32
  4. Step 4: Simplify right side
    62,397.62x = 2,936,600,735.68
  5. Step 5: Solve for x
    x = 2,936,600,735.68/62,397.62
  6. Step 6: Final answer
    x = 47,062.70

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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.