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Finding the Fourth Proportional to 124,585.61, 171,925.70 and 67,997.39

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Solution

The fourth proportional to 124,585.61, 171,925.70 and 67,997.39 is: 93,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,585.61 : 171,925.70 = 67,997.39 : x
  2. Step 2: Convert to fraction form
    124,585.61/171,925.70 = 67,997.39/x
  3. Step 3: Cross multiply
    124,585.61x = 171,925.70 × 67,997.39
  4. Step 4: Simplify right side
    124,585.61x = 11,690,497,674.31
  5. Step 5: Solve for x
    x = 11,690,497,674.31/124,585.61
  6. Step 6: Final answer
    x = 93,835.06

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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.