Home / 147,449.68-203,059.40-132,789.02

Finding the Fourth Proportional to 147,449.68, 203,059.40 and 132,789.02

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Solution

The fourth proportional to 147,449.68, 203,059.40 and 132,789.02 is: 182,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,449.68 : 203,059.40 = 132,789.02 : x
  2. Step 2: Convert to fraction form
    147,449.68/203,059.40 = 132,789.02/x
  3. Step 3: Cross multiply
    147,449.68x = 203,059.40 × 132,789.02
  4. Step 4: Simplify right side
    147,449.68x = 26,964,057,048.55
  5. Step 5: Solve for x
    x = 26,964,057,048.55/147,449.68
  6. Step 6: Final answer
    x = 182,869.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.