Home / 69,439.08-95,754.26-59,400.74

Finding the Fourth Proportional to 69,439.08, 95,754.26 and 59,400.74

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Solution

The fourth proportional to 69,439.08, 95,754.26 and 59,400.74 is: 81,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,439.08 : 95,754.26 = 59,400.74 : x
  2. Step 2: Convert to fraction form
    69,439.08/95,754.26 = 59,400.74/x
  3. Step 3: Cross multiply
    69,439.08x = 95,754.26 × 59,400.74
  4. Step 4: Simplify right side
    69,439.08x = 5,687,873,902.15
  5. Step 5: Solve for x
    x = 5,687,873,902.15/69,439.08
  6. Step 6: Final answer
    x = 81,911.71

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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.