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Finding the Fourth Proportional to 73,624.84, 101,480.94 and 52,086.76

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Solution

The fourth proportional to 73,624.84, 101,480.94 and 52,086.76 is: 71,793.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,624.84 : 101,480.94 = 52,086.76 : x
  2. Step 2: Convert to fraction form
    73,624.84/101,480.94 = 52,086.76/x
  3. Step 3: Cross multiply
    73,624.84x = 101,480.94 × 52,086.76
  4. Step 4: Simplify right side
    73,624.84x = 5,285,813,366.35
  5. Step 5: Solve for x
    x = 5,285,813,366.35/73,624.84
  6. Step 6: Final answer
    x = 71,793.89

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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.