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Finding the Fourth Proportional to 178,419.93, 267,630.36 and 60,174.33

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Solution

The fourth proportional to 178,419.93, 267,630.36 and 60,174.33 is: 90,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,419.93 : 267,630.36 = 60,174.33 : x
  2. Step 2: Convert to fraction form
    178,419.93/267,630.36 = 60,174.33/x
  3. Step 3: Cross multiply
    178,419.93x = 267,630.36 × 60,174.33
  4. Step 4: Simplify right side
    178,419.93x = 16,104,477,600.66
  5. Step 5: Solve for x
    x = 16,104,477,600.66/178,419.93
  6. Step 6: Final answer
    x = 90,261.65

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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.