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Finding the Fourth Proportional to 107,641.66, 148,545.49 and 59,898.08

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Solution

The fourth proportional to 107,641.66, 148,545.49 and 59,898.08 is: 82,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,641.66 : 148,545.49 = 59,898.08 : x
  2. Step 2: Convert to fraction form
    107,641.66/148,545.49 = 59,898.08/x
  3. Step 3: Cross multiply
    107,641.66x = 148,545.49 × 59,898.08
  4. Step 4: Simplify right side
    107,641.66x = 8,897,589,344.17
  5. Step 5: Solve for x
    x = 8,897,589,344.17/107,641.66
  6. Step 6: Final answer
    x = 82,659.35

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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.