Home / 140,489.38-210,512.13-114,065.02

Finding the Fourth Proportional to 140,489.38, 210,512.13 and 114,065.02

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Solution

The fourth proportional to 140,489.38, 210,512.13 and 114,065.02 is: 170,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,489.38 : 210,512.13 = 114,065.02 : x
  2. Step 2: Convert to fraction form
    140,489.38/210,512.13 = 114,065.02/x
  3. Step 3: Cross multiply
    140,489.38x = 210,512.13 × 114,065.02
  4. Step 4: Simplify right side
    140,489.38x = 24,012,070,318.69
  5. Step 5: Solve for x
    x = 24,012,070,318.69/140,489.38
  6. Step 6: Final answer
    x = 170,917.33

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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.