Home / 69,011.28-95,233.11-38,384.20

Finding the Fourth Proportional to 69,011.28, 95,233.11 and 38,384.20

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Solution

The fourth proportional to 69,011.28, 95,233.11 and 38,384.20 is: 52,968.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,011.28 : 95,233.11 = 38,384.20 : x
  2. Step 2: Convert to fraction form
    69,011.28/95,233.11 = 38,384.20/x
  3. Step 3: Cross multiply
    69,011.28x = 95,233.11 × 38,384.20
  4. Step 4: Simplify right side
    69,011.28x = 3,655,446,740.86
  5. Step 5: Solve for x
    x = 3,655,446,740.86/69,011.28
  6. Step 6: Final answer
    x = 52,968.83

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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.