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Finding the Fourth Proportional to 178,465.67, 267,723.21 and 60,170.84

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Solution

The fourth proportional to 178,465.67, 267,723.21 and 60,170.84 is: 90,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,465.67 : 267,723.21 = 60,170.84 : x
  2. Step 2: Convert to fraction form
    178,465.67/267,723.21 = 60,170.84/x
  3. Step 3: Cross multiply
    178,465.67x = 267,723.21 × 60,170.84
  4. Step 4: Simplify right side
    178,465.67x = 16,109,129,094.58
  5. Step 5: Solve for x
    x = 16,109,129,094.58/178,465.67
  6. Step 6: Final answer
    x = 90,264.58

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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.