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Finding the Fourth Proportional to 108,265.80, 149,404.16 and 60,524.76

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Solution

The fourth proportional to 108,265.80, 149,404.16 and 60,524.76 is: 83,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,265.80 : 149,404.16 = 60,524.76 : x
  2. Step 2: Convert to fraction form
    108,265.80/149,404.16 = 60,524.76/x
  3. Step 3: Cross multiply
    108,265.80x = 149,404.16 × 60,524.76
  4. Step 4: Simplify right side
    108,265.80x = 9,042,650,927.00
  5. Step 5: Solve for x
    x = 9,042,650,927.00/108,265.80
  6. Step 6: Final answer
    x = 83,522.69

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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.