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Finding the Fourth Proportional to 178,364.60, 267,587.94 and 60,032.78

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Solution

The fourth proportional to 178,364.60, 267,587.94 and 60,032.78 is: 90,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,364.60 : 267,587.94 = 60,032.78 : x
  2. Step 2: Convert to fraction form
    178,364.60/267,587.94 = 60,032.78/x
  3. Step 3: Cross multiply
    178,364.60x = 267,587.94 × 60,032.78
  4. Step 4: Simplify right side
    178,364.60x = 16,064,047,932.67
  5. Step 5: Solve for x
    x = 16,064,047,932.67/178,364.60
  6. Step 6: Final answer
    x = 90,062.98

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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.