Home / 140,249.28-193,559.24-86,532.91

Finding the Fourth Proportional to 140,249.28, 193,559.24 and 86,532.91

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Solution

The fourth proportional to 140,249.28, 193,559.24 and 86,532.91 is: 119,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,249.28 : 193,559.24 = 86,532.91 : x
  2. Step 2: Convert to fraction form
    140,249.28/193,559.24 = 86,532.91/x
  3. Step 3: Cross multiply
    140,249.28x = 193,559.24 × 86,532.91
  4. Step 4: Simplify right side
    140,249.28x = 16,749,244,294.59
  5. Step 5: Solve for x
    x = 16,749,244,294.59/140,249.28
  6. Step 6: Final answer
    x = 119,424.81

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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.