Home / 178,000.64-267,026.88-53,351.36

Finding the Fourth Proportional to 178,000.64, 267,026.88 and 53,351.36

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Solution

The fourth proportional to 178,000.64, 267,026.88 and 53,351.36 is: 80,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,000.64 : 267,026.88 = 53,351.36 : x
  2. Step 2: Convert to fraction form
    178,000.64/267,026.88 = 53,351.36/x
  3. Step 3: Cross multiply
    178,000.64x = 267,026.88 × 53,351.36
  4. Step 4: Simplify right side
    178,000.64x = 14,246,247,204.56
  5. Step 5: Solve for x
    x = 14,246,247,204.56/178,000.64
  6. Step 6: Final answer
    x = 80,034.81

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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.