Home / 207,508.16-286,277.28-132,042.56

Finding the Fourth Proportional to 207,508.16, 286,277.28 and 132,042.56

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Solution

The fourth proportional to 207,508.16, 286,277.28 and 132,042.56 is: 182,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,508.16 : 286,277.28 = 132,042.56 : x
  2. Step 2: Convert to fraction form
    207,508.16/286,277.28 = 132,042.56/x
  3. Step 3: Cross multiply
    207,508.16x = 286,277.28 × 132,042.56
  4. Step 4: Simplify right side
    207,508.16x = 37,800,784,921.04
  5. Step 5: Solve for x
    x = 37,800,784,921.04/207,508.16
  6. Step 6: Final answer
    x = 182,165.29

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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.