Home / 178,319.78-267,514.70-66,000.96

Finding the Fourth Proportional to 178,319.78, 267,514.70 and 66,000.96

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Solution

The fourth proportional to 178,319.78, 267,514.70 and 66,000.96 is: 99,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,319.78 : 267,514.70 = 66,000.96 : x
  2. Step 2: Convert to fraction form
    178,319.78/267,514.70 = 66,000.96/x
  3. Step 3: Cross multiply
    178,319.78x = 267,514.70 × 66,000.96
  4. Step 4: Simplify right side
    178,319.78x = 17,656,227,014.11
  5. Step 5: Solve for x
    x = 17,656,227,014.11/178,319.78
  6. Step 6: Final answer
    x = 99,014.41

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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.