Home / 107,691.87-148,613.22-59,945.16

Finding the Fourth Proportional to 107,691.87, 148,613.22 and 59,945.16

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Solution

The fourth proportional to 107,691.87, 148,613.22 and 59,945.16 is: 82,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,691.87 : 148,613.22 = 59,945.16 : x
  2. Step 2: Convert to fraction form
    107,691.87/148,613.22 = 59,945.16/x
  3. Step 3: Cross multiply
    107,691.87x = 148,613.22 × 59,945.16
  4. Step 4: Simplify right side
    107,691.87x = 8,908,643,251.02
  5. Step 5: Solve for x
    x = 8,908,643,251.02/107,691.87
  6. Step 6: Final answer
    x = 82,723.45

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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.