Home / 92,613.11-138,767.78-39,262.46

Finding the Fourth Proportional to 92,613.11, 138,767.78 and 39,262.46

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Solution

The fourth proportional to 92,613.11, 138,767.78 and 39,262.46 is: 58,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,613.11 : 138,767.78 = 39,262.46 : x
  2. Step 2: Convert to fraction form
    92,613.11/138,767.78 = 39,262.46/x
  3. Step 3: Cross multiply
    92,613.11x = 138,767.78 × 39,262.46
  4. Step 4: Simplify right side
    92,613.11x = 5,448,363,815.86
  5. Step 5: Solve for x
    x = 5,448,363,815.86/92,613.11
  6. Step 6: Final answer
    x = 58,829.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.