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Finding the Fourth Proportional to 224,006.86, 336,026.70 and 89,123.64

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Solution

The fourth proportional to 224,006.86, 336,026.70 and 89,123.64 is: 133,691.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,006.86 : 336,026.70 = 89,123.64 : x
  2. Step 2: Convert to fraction form
    224,006.86/336,026.70 = 89,123.64/x
  3. Step 3: Cross multiply
    224,006.86x = 336,026.70 × 89,123.64
  4. Step 4: Simplify right side
    224,006.86x = 29,947,922,641.19
  5. Step 5: Solve for x
    x = 29,947,922,641.19/224,006.86
  6. Step 6: Final answer
    x = 133,691.99

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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.