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Finding the Fourth Proportional to 250,751.68, 376,221.16 and 101,034.45

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Solution

The fourth proportional to 250,751.68, 376,221.16 and 101,034.45 is: 151,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,751.68 : 376,221.16 = 101,034.45 : x
  2. Step 2: Convert to fraction form
    250,751.68/376,221.16 = 101,034.45/x
  3. Step 3: Cross multiply
    250,751.68x = 376,221.16 × 101,034.45
  4. Step 4: Simplify right side
    250,751.68x = 38,011,297,978.96
  5. Step 5: Solve for x
    x = 38,011,297,978.96/250,751.68
  6. Step 6: Final answer
    x = 151,589.41

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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.