Home / 96,211.20-132,772.96-53,772.48

Finding the Fourth Proportional to 96,211.20, 132,772.96 and 53,772.48

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Solution

The fourth proportional to 96,211.20, 132,772.96 and 53,772.48 is: 74,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,211.20 : 132,772.96 = 53,772.48 : x
  2. Step 2: Convert to fraction form
    96,211.20/132,772.96 = 53,772.48/x
  3. Step 3: Cross multiply
    96,211.20x = 132,772.96 × 53,772.48
  4. Step 4: Simplify right side
    96,211.20x = 7,139,531,336.14
  5. Step 5: Solve for x
    x = 7,139,531,336.14/96,211.20
  6. Step 6: Final answer
    x = 74,206.86

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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.