Home / 117,445.24-162,077.28-63,732.52

Finding the Fourth Proportional to 117,445.24, 162,077.28 and 63,732.52

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Solution

The fourth proportional to 117,445.24, 162,077.28 and 63,732.52 is: 87,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,445.24 : 162,077.28 = 63,732.52 : x
  2. Step 2: Convert to fraction form
    117,445.24/162,077.28 = 63,732.52/x
  3. Step 3: Cross multiply
    117,445.24x = 162,077.28 × 63,732.52
  4. Step 4: Simplify right side
    117,445.24x = 10,329,593,489.15
  5. Step 5: Solve for x
    x = 10,329,593,489.15/117,445.24
  6. Step 6: Final answer
    x = 87,952.42

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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.