Home / 88,350.60-121,921.05-48,063.32

Finding the Fourth Proportional to 88,350.60, 121,921.05 and 48,063.32

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Solution

The fourth proportional to 88,350.60, 121,921.05 and 48,063.32 is: 66,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,350.60 : 121,921.05 = 48,063.32 : x
  2. Step 2: Convert to fraction form
    88,350.60/121,921.05 = 48,063.32/x
  3. Step 3: Cross multiply
    88,350.60x = 121,921.05 × 48,063.32
  4. Step 4: Simplify right side
    88,350.60x = 5,859,930,884.17
  5. Step 5: Solve for x
    x = 5,859,930,884.17/88,350.60
  6. Step 6: Final answer
    x = 66,325.88

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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.