Home / 50,221.20-69,305.28-29,000.62

Finding the Fourth Proportional to 50,221.20, 69,305.28 and 29,000.62

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Solution

The fourth proportional to 50,221.20, 69,305.28 and 29,000.62 is: 40,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,221.20 : 69,305.28 = 29,000.62 : x
  2. Step 2: Convert to fraction form
    50,221.20/69,305.28 = 29,000.62/x
  3. Step 3: Cross multiply
    50,221.20x = 69,305.28 × 29,000.62
  4. Step 4: Simplify right side
    50,221.20x = 2,009,896,089.27
  5. Step 5: Solve for x
    x = 2,009,896,089.27/50,221.20
  6. Step 6: Final answer
    x = 40,020.87

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1.5x scale

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.