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Finding the Fourth Proportional to 96,251.56, 144,405 and 48,864.74

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Solution

The fourth proportional to 96,251.56, 144,405 and 48,864.74 is: 73,311.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,251.56 : 144,405 = 48,864.74 : x
  2. Step 2: Convert to fraction form
    96,251.56/144,405 = 48,864.74/x
  3. Step 3: Cross multiply
    96,251.56x = 144,405 × 48,864.74
  4. Step 4: Simplify right side
    96,251.56x = 7,056,312,057.68
  5. Step 5: Solve for x
    x = 7,056,312,057.68/96,251.56
  6. Step 6: Final answer
    x = 73,311.15

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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.