Home / 67,123.35-100,687.46-22,754.39

Finding the Fourth Proportional to 67,123.35, 100,687.46 and 22,754.39

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Solution

The fourth proportional to 67,123.35, 100,687.46 and 22,754.39 is: 34,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,123.35 : 100,687.46 = 22,754.39 : x
  2. Step 2: Convert to fraction form
    67,123.35/100,687.46 = 22,754.39/x
  3. Step 3: Cross multiply
    67,123.35x = 100,687.46 × 22,754.39
  4. Step 4: Simplify right side
    67,123.35x = 2,291,081,115.74
  5. Step 5: Solve for x
    x = 2,291,081,115.74/67,123.35
  6. Step 6: Final answer
    x = 34,132.40

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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.