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Finding the Fourth Proportional to 124,598.52, 171,946.17 and 68,009.94

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Solution

The fourth proportional to 124,598.52, 171,946.17 and 68,009.94 is: 93,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,598.52 : 171,946.17 = 68,009.94 : x
  2. Step 2: Convert to fraction form
    124,598.52/171,946.17 = 68,009.94/x
  3. Step 3: Cross multiply
    124,598.52x = 171,946.17 × 68,009.94
  4. Step 4: Simplify right side
    124,598.52x = 11,694,048,704.93
  5. Step 5: Solve for x
    x = 11,694,048,704.93/124,598.52
  6. Step 6: Final answer
    x = 93,853.83

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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.