Home / 91,182.28-136,780.33-24,621.44

Finding the Fourth Proportional to 91,182.28, 136,780.33 and 24,621.44

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Solution

The fourth proportional to 91,182.28, 136,780.33 and 24,621.44 is: 36,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,182.28 : 136,780.33 = 24,621.44 : x
  2. Step 2: Convert to fraction form
    91,182.28/136,780.33 = 24,621.44/x
  3. Step 3: Cross multiply
    91,182.28x = 136,780.33 × 24,621.44
  4. Step 4: Simplify right side
    91,182.28x = 3,367,728,688.28
  5. Step 5: Solve for x
    x = 3,367,728,688.28/91,182.28
  6. Step 6: Final answer
    x = 36,934.03

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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.