Home / 69,534.18-95,971.50-39,320.73

Finding the Fourth Proportional to 69,534.18, 95,971.50 and 39,320.73

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Solution

The fourth proportional to 69,534.18, 95,971.50 and 39,320.73 is: 54,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,534.18 : 95,971.50 = 39,320.73 : x
  2. Step 2: Convert to fraction form
    69,534.18/95,971.50 = 39,320.73/x
  3. Step 3: Cross multiply
    69,534.18x = 95,971.50 × 39,320.73
  4. Step 4: Simplify right side
    69,534.18x = 3,773,669,439.20
  5. Step 5: Solve for x
    x = 3,773,669,439.20/69,534.18
  6. Step 6: Final answer
    x = 54,270.71

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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.