Home / 178,239.41-267,359.31-45,119.66

Finding the Fourth Proportional to 178,239.41, 267,359.31 and 45,119.66

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Solution

The fourth proportional to 178,239.41, 267,359.31 and 45,119.66 is: 67,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,239.41 : 267,359.31 = 45,119.66 : x
  2. Step 2: Convert to fraction form
    178,239.41/267,359.31 = 45,119.66/x
  3. Step 3: Cross multiply
    178,239.41x = 267,359.31 × 45,119.66
  4. Step 4: Simplify right side
    178,239.41x = 12,063,161,165.03
  5. Step 5: Solve for x
    x = 12,063,161,165.03/178,239.41
  6. Step 6: Final answer
    x = 67,679.54

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1.5x scale

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.