Home / 117,472.33-162,112.29-63,757.41

Finding the Fourth Proportional to 117,472.33, 162,112.29 and 63,757.41

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Solution

The fourth proportional to 117,472.33, 162,112.29 and 63,757.41 is: 87,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,472.33 : 162,112.29 = 63,757.41 : x
  2. Step 2: Convert to fraction form
    117,472.33/162,112.29 = 63,757.41/x
  3. Step 3: Cross multiply
    117,472.33x = 162,112.29 × 63,757.41
  4. Step 4: Simplify right side
    117,472.33x = 10,335,859,739.57
  5. Step 5: Solve for x
    x = 10,335,859,739.57/117,472.33
  6. Step 6: Final answer
    x = 87,985.48

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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.