Home / 69,385.63-95,750.24-38,757.91

Finding the Fourth Proportional to 69,385.63, 95,750.24 and 38,757.91

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Solution

The fourth proportional to 69,385.63, 95,750.24 and 38,757.91 is: 53,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,385.63 : 95,750.24 = 38,757.91 : x
  2. Step 2: Convert to fraction form
    69,385.63/95,750.24 = 38,757.91/x
  3. Step 3: Cross multiply
    69,385.63x = 95,750.24 × 38,757.91
  4. Step 4: Simplify right side
    69,385.63x = 3,711,079,041.92
  5. Step 5: Solve for x
    x = 3,711,079,041.92/69,385.63
  6. Step 6: Final answer
    x = 53,484.84

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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.