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Finding the Fourth Proportional to 67,758.73, 101,651.74 and 23,387.20

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Solution

The fourth proportional to 67,758.73, 101,651.74 and 23,387.20 is: 35,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,758.73 : 101,651.74 = 23,387.20 : x
  2. Step 2: Convert to fraction form
    67,758.73/101,651.74 = 23,387.20/x
  3. Step 3: Cross multiply
    67,758.73x = 101,651.74 × 23,387.20
  4. Step 4: Simplify right side
    67,758.73x = 2,377,349,261.13
  5. Step 5: Solve for x
    x = 2,377,349,261.13/67,758.73
  6. Step 6: Final answer
    x = 35,085.51

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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.