Home / 129,824.60-193,797.75-114,078.20

Finding the Fourth Proportional to 129,824.60, 193,797.75 and 114,078.20

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Solution

The fourth proportional to 129,824.60, 193,797.75 and 114,078.20 is: 170,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,824.60 : 193,797.75 = 114,078.20 : x
  2. Step 2: Convert to fraction form
    129,824.60/193,797.75 = 114,078.20/x
  3. Step 3: Cross multiply
    129,824.60x = 193,797.75 × 114,078.20
  4. Step 4: Simplify right side
    129,824.60x = 22,108,098,484.05
  5. Step 5: Solve for x
    x = 22,108,098,484.05/129,824.60
  6. Step 6: Final answer
    x = 170,292.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.