Home / 96,319.03-132,930.27-55,484.57

Finding the Fourth Proportional to 96,319.03, 132,930.27 and 55,484.57

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Solution

The fourth proportional to 96,319.03, 132,930.27 and 55,484.57 is: 76,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,319.03 : 132,930.27 = 55,484.57 : x
  2. Step 2: Convert to fraction form
    96,319.03/132,930.27 = 55,484.57/x
  3. Step 3: Cross multiply
    96,319.03x = 132,930.27 × 55,484.57
  4. Step 4: Simplify right side
    96,319.03x = 7,375,578,399.90
  5. Step 5: Solve for x
    x = 7,375,578,399.90/96,319.03
  6. Step 6: Final answer
    x = 76,574.47

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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.