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Finding the Fourth Proportional to 107,737.59, 148,676.46 and 59,338.59

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Solution

The fourth proportional to 107,737.59, 148,676.46 and 59,338.59 is: 81,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,737.59 : 148,676.46 = 59,338.59 : x
  2. Step 2: Convert to fraction form
    107,737.59/148,676.46 = 59,338.59/x
  3. Step 3: Cross multiply
    107,737.59x = 148,676.46 × 59,338.59
  4. Step 4: Simplify right side
    107,737.59x = 8,822,251,892.62
  5. Step 5: Solve for x
    x = 8,822,251,892.62/107,737.59
  6. Step 6: Final answer
    x = 81,886.48

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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.