Home / 70,829.52-106,258.20-23,442.72

Finding the Fourth Proportional to 70,829.52, 106,258.20 and 23,442.72

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Solution

The fourth proportional to 70,829.52, 106,258.20 and 23,442.72 is: 35,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,829.52 : 106,258.20 = 23,442.72 : x
  2. Step 2: Convert to fraction form
    70,829.52/106,258.20 = 23,442.72/x
  3. Step 3: Cross multiply
    70,829.52x = 106,258.20 × 23,442.72
  4. Step 4: Simplify right side
    70,829.52x = 2,490,981,230.30
  5. Step 5: Solve for x
    x = 2,490,981,230.30/70,829.52
  6. Step 6: Final answer
    x = 35,168.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.