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Finding the Fourth Proportional to 88,773.70, 133,047.15 and 36,123.70

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Solution

The fourth proportional to 88,773.70, 133,047.15 and 36,123.70 is: 54,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,773.70 : 133,047.15 = 36,123.70 : x
  2. Step 2: Convert to fraction form
    88,773.70/133,047.15 = 36,123.70/x
  3. Step 3: Cross multiply
    88,773.70x = 133,047.15 × 36,123.70
  4. Step 4: Simplify right side
    88,773.70x = 4,806,155,332.46
  5. Step 5: Solve for x
    x = 4,806,155,332.46/88,773.70
  6. Step 6: Final answer
    x = 54,139.41

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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.