Home / 88,660.54-122,347.24-48,371.90

Finding the Fourth Proportional to 88,660.54, 122,347.24 and 48,371.90

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Solution

The fourth proportional to 88,660.54, 122,347.24 and 48,371.90 is: 66,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,660.54 : 122,347.24 = 48,371.90 : x
  2. Step 2: Convert to fraction form
    88,660.54/122,347.24 = 48,371.90/x
  3. Step 3: Cross multiply
    88,660.54x = 122,347.24 × 48,371.90
  4. Step 4: Simplify right side
    88,660.54x = 5,918,168,458.56
  5. Step 5: Solve for x
    x = 5,918,168,458.56/88,660.54
  6. Step 6: Final answer
    x = 66,750.87

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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.