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Finding the Fourth Proportional to 70,767.96, 106,100.46 and 35,732.52

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Solution

The fourth proportional to 70,767.96, 106,100.46 and 35,732.52 is: 53,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,767.96 : 106,100.46 = 35,732.52 : x
  2. Step 2: Convert to fraction form
    70,767.96/106,100.46 = 35,732.52/x
  3. Step 3: Cross multiply
    70,767.96x = 106,100.46 × 35,732.52
  4. Step 4: Simplify right side
    70,767.96x = 3,791,236,808.96
  5. Step 5: Solve for x
    x = 3,791,236,808.96/70,767.96
  6. Step 6: Final answer
    x = 53,572.79

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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.