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Finding the Fourth Proportional to 108,337.80, 162,190.49 and 63,220.91

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Solution

The fourth proportional to 108,337.80, 162,190.49 and 63,220.91 is: 94,646.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,337.80 : 162,190.49 = 63,220.91 : x
  2. Step 2: Convert to fraction form
    108,337.80/162,190.49 = 63,220.91/x
  3. Step 3: Cross multiply
    108,337.80x = 162,190.49 × 63,220.91
  4. Step 4: Simplify right side
    108,337.80x = 10,253,829,244.09
  5. Step 5: Solve for x
    x = 10,253,829,244.09/108,337.80
  6. Step 6: Final answer
    x = 94,646.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.