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Finding the Fourth Proportional to 178,241.76, 267,357.60 and 59,919.84

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Solution

The fourth proportional to 178,241.76, 267,357.60 and 59,919.84 is: 89,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,241.76 : 267,357.60 = 59,919.84 : x
  2. Step 2: Convert to fraction form
    178,241.76/267,357.60 = 59,919.84/x
  3. Step 3: Cross multiply
    178,241.76x = 267,357.60 × 59,919.84
  4. Step 4: Simplify right side
    178,241.76x = 16,020,024,614.78
  5. Step 5: Solve for x
    x = 16,020,024,614.78/178,241.76
  6. Step 6: Final answer
    x = 89,878.07

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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.