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Finding the Fourth Proportional to 169,882.86, 234,432.35 and 93,401.36

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Solution

The fourth proportional to 169,882.86, 234,432.35 and 93,401.36 is: 128,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,882.86 : 234,432.35 = 93,401.36 : x
  2. Step 2: Convert to fraction form
    169,882.86/234,432.35 = 93,401.36/x
  3. Step 3: Cross multiply
    169,882.86x = 234,432.35 × 93,401.36
  4. Step 4: Simplify right side
    169,882.86x = 21,896,300,335.73
  5. Step 5: Solve for x
    x = 21,896,300,335.73/169,882.86
  6. Step 6: Final answer
    x = 128,890.58

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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.