Home / 69,748.92-96,204.78-45,867.96

Finding the Fourth Proportional to 69,748.92, 96,204.78 and 45,867.96

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Solution

The fourth proportional to 69,748.92, 96,204.78 and 45,867.96 is: 63,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,748.92 : 96,204.78 = 45,867.96 : x
  2. Step 2: Convert to fraction form
    69,748.92/96,204.78 = 45,867.96/x
  3. Step 3: Cross multiply
    69,748.92x = 96,204.78 × 45,867.96
  4. Step 4: Simplify right side
    69,748.92x = 4,412,717,000.85
  5. Step 5: Solve for x
    x = 4,412,717,000.85/69,748.92
  6. Step 6: Final answer
    x = 63,265.74

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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.