Home / 91,147.17-136,808.33-44,432.85

Finding the Fourth Proportional to 91,147.17, 136,808.33 and 44,432.85

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Solution

The fourth proportional to 91,147.17, 136,808.33 and 44,432.85 is: 66,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,147.17 : 136,808.33 = 44,432.85 : x
  2. Step 2: Convert to fraction form
    91,147.17/136,808.33 = 44,432.85/x
  3. Step 3: Cross multiply
    91,147.17x = 136,808.33 × 44,432.85
  4. Step 4: Simplify right side
    91,147.17x = 6,078,783,783.48
  5. Step 5: Solve for x
    x = 6,078,783,783.48/91,147.17
  6. Step 6: Final answer
    x = 66,691.96

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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.