Home / 178,550.47-267,841.43-66,231.89

Finding the Fourth Proportional to 178,550.47, 267,841.43 and 66,231.89

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Solution

The fourth proportional to 178,550.47, 267,841.43 and 66,231.89 is: 99,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,550.47 : 267,841.43 = 66,231.89 : x
  2. Step 2: Convert to fraction form
    178,550.47/267,841.43 = 66,231.89/x
  3. Step 3: Cross multiply
    178,550.47x = 267,841.43 × 66,231.89
  4. Step 4: Simplify right side
    178,550.47x = 17,739,644,129.20
  5. Step 5: Solve for x
    x = 17,739,644,129.20/178,550.47
  6. Step 6: Final answer
    x = 99,353.67

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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.