Home / 88,729.52-122,449.63-48,446.34

Finding the Fourth Proportional to 88,729.52, 122,449.63 and 48,446.34

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Solution

The fourth proportional to 88,729.52, 122,449.63 and 48,446.34 is: 66,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,729.52 : 122,449.63 = 48,446.34 : x
  2. Step 2: Convert to fraction form
    88,729.52/122,449.63 = 48,446.34/x
  3. Step 3: Cross multiply
    88,729.52x = 122,449.63 × 48,446.34
  4. Step 4: Simplify right side
    88,729.52x = 5,932,236,407.85
  5. Step 5: Solve for x
    x = 5,932,236,407.85/88,729.52
  6. Step 6: Final answer
    x = 66,857.53

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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.