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Finding the Fourth Proportional to 251,229.96, 376,748.46 and 101,418.12

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Solution

The fourth proportional to 251,229.96, 376,748.46 and 101,418.12 is: 152,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,229.96 : 376,748.46 = 101,418.12 : x
  2. Step 2: Convert to fraction form
    251,229.96/376,748.46 = 101,418.12/x
  3. Step 3: Cross multiply
    251,229.96x = 376,748.46 × 101,418.12
  4. Step 4: Simplify right side
    251,229.96x = 38,209,120,526.10
  5. Step 5: Solve for x
    x = 38,209,120,526.10/251,229.96
  6. Step 6: Final answer
    x = 152,088.23

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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.