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Finding the Fourth Proportional to 178,173.44, 267,309.36 and 158,588.86

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Solution

The fourth proportional to 178,173.44, 267,309.36 and 158,588.86 is: 237,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,173.44 : 267,309.36 = 158,588.86 : x
  2. Step 2: Convert to fraction form
    178,173.44/267,309.36 = 158,588.86/x
  3. Step 3: Cross multiply
    178,173.44x = 267,309.36 × 158,588.86
  4. Step 4: Simplify right side
    178,173.44x = 42,392,286,669.73
  5. Step 5: Solve for x
    x = 42,392,286,669.73/178,173.44
  6. Step 6: Final answer
    x = 237,927.08

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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.