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Finding the Fourth Proportional to 182,565.60, 251,915.60 and 101,983.16

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Solution

The fourth proportional to 182,565.60, 251,915.60 and 101,983.16 is: 140,722.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,565.60 : 251,915.60 = 101,983.16 : x
  2. Step 2: Convert to fraction form
    182,565.60/251,915.60 = 101,983.16/x
  3. Step 3: Cross multiply
    182,565.60x = 251,915.60 × 101,983.16
  4. Step 4: Simplify right side
    182,565.60x = 25,691,148,941.30
  5. Step 5: Solve for x
    x = 25,691,148,941.30/182,565.60
  6. Step 6: Final answer
    x = 140,722.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.