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Finding the Fourth Proportional to 69,151.53, 103,661.68 and 24,755.43

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Solution

The fourth proportional to 69,151.53, 103,661.68 and 24,755.43 is: 37,109.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,151.53 : 103,661.68 = 24,755.43 : x
  2. Step 2: Convert to fraction form
    69,151.53/103,661.68 = 24,755.43/x
  3. Step 3: Cross multiply
    69,151.53x = 103,661.68 × 24,755.43
  4. Step 4: Simplify right side
    69,151.53x = 2,566,189,462.92
  5. Step 5: Solve for x
    x = 2,566,189,462.92/69,151.53
  6. Step 6: Final answer
    x = 37,109.66

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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.