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Finding the Fourth Proportional to 52,523.52, 78,770.97 and 17,458.62

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Solution

The fourth proportional to 52,523.52, 78,770.97 and 17,458.62 is: 26,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,523.52 : 78,770.97 = 17,458.62 : x
  2. Step 2: Convert to fraction form
    52,523.52/78,770.97 = 17,458.62/x
  3. Step 3: Cross multiply
    52,523.52x = 78,770.97 × 17,458.62
  4. Step 4: Simplify right side
    52,523.52x = 1,375,232,432.26
  5. Step 5: Solve for x
    x = 1,375,232,432.26/52,523.52
  6. Step 6: Final answer
    x = 26,183.17

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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.