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Finding the Fourth Proportional to 68,373.96, 102,572.97 and 23,384.74

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Solution

The fourth proportional to 68,373.96, 102,572.97 and 23,384.74 is: 35,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,373.96 : 102,572.97 = 23,384.74 : x
  2. Step 2: Convert to fraction form
    68,373.96/102,572.97 = 23,384.74/x
  3. Step 3: Cross multiply
    68,373.96x = 102,572.97 × 23,384.74
  4. Step 4: Simplify right side
    68,373.96x = 2,398,641,721.61
  5. Step 5: Solve for x
    x = 2,398,641,721.61/68,373.96
  6. Step 6: Final answer
    x = 35,081.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.