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Finding the Fourth Proportional to 232,040.82, 347,862.71 and 105,635.87

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Solution

The fourth proportional to 232,040.82, 347,862.71 and 105,635.87 is: 158,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,040.82 : 347,862.71 = 105,635.87 : x
  2. Step 2: Convert to fraction form
    232,040.82/347,862.71 = 105,635.87/x
  3. Step 3: Cross multiply
    232,040.82x = 347,862.71 × 105,635.87
  4. Step 4: Simplify right side
    232,040.82x = 36,746,778,536.18
  5. Step 5: Solve for x
    x = 36,746,778,536.18/232,040.82
  6. Step 6: Final answer
    x = 158,363.42

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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.