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Finding the Fourth Proportional to 107,151.47, 147,872.63 and 59,401.97

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Solution

The fourth proportional to 107,151.47, 147,872.63 and 59,401.97 is: 81,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,151.47 : 147,872.63 = 59,401.97 : x
  2. Step 2: Convert to fraction form
    107,151.47/147,872.63 = 59,401.97/x
  3. Step 3: Cross multiply
    107,151.47x = 147,872.63 × 59,401.97
  4. Step 4: Simplify right side
    107,151.47x = 8,783,925,531.08
  5. Step 5: Solve for x
    x = 8,783,925,531.08/107,151.47
  6. Step 6: Final answer
    x = 81,976.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.