Home / 147,615.10-222,005.85-132,451.90

Finding the Fourth Proportional to 147,615.10, 222,005.85 and 132,451.90

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Solution

The fourth proportional to 147,615.10, 222,005.85 and 132,451.90 is: 199,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,615.10 : 222,005.85 = 132,451.90 : x
  2. Step 2: Convert to fraction form
    147,615.10/222,005.85 = 132,451.90/x
  3. Step 3: Cross multiply
    147,615.10x = 222,005.85 × 132,451.90
  4. Step 4: Simplify right side
    147,615.10x = 29,405,096,643.62
  5. Step 5: Solve for x
    x = 29,405,096,643.62/147,615.10
  6. Step 6: Final answer
    x = 199,201.14

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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.