Home / 91,414.54-137,138.96-41,498.13

Finding the Fourth Proportional to 91,414.54, 137,138.96 and 41,498.13

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Solution

The fourth proportional to 91,414.54, 137,138.96 and 41,498.13 is: 62,254.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,414.54 : 137,138.96 = 41,498.13 : x
  2. Step 2: Convert to fraction form
    91,414.54/137,138.96 = 41,498.13/x
  3. Step 3: Cross multiply
    91,414.54x = 137,138.96 × 41,498.13
  4. Step 4: Simplify right side
    91,414.54x = 5,691,010,390.14
  5. Step 5: Solve for x
    x = 5,691,010,390.14/91,414.54
  6. Step 6: Final answer
    x = 62,254.98

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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.