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Finding the Fourth Proportional to 107,151.48, 147,872.62 and 59,401.98

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Solution

The fourth proportional to 107,151.48, 147,872.62 and 59,401.98 is: 81,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,151.48 : 147,872.62 = 59,401.98 : x
  2. Step 2: Convert to fraction form
    107,151.48/147,872.62 = 59,401.98/x
  3. Step 3: Cross multiply
    107,151.48x = 147,872.62 × 59,401.98
  4. Step 4: Simplify right side
    107,151.48x = 8,783,926,415.79
  5. Step 5: Solve for x
    x = 8,783,926,415.79/107,151.48
  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.