Home / 435,250.20-652,800.09-115,404.30

Finding the Fourth Proportional to 435,250.20, 652,800.09 and 115,404.30

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Solution

The fourth proportional to 435,250.20, 652,800.09 and 115,404.30 is: 173,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,250.20 : 652,800.09 = 115,404.30 : x
  2. Step 2: Convert to fraction form
    435,250.20/652,800.09 = 115,404.30/x
  3. Step 3: Cross multiply
    435,250.20x = 652,800.09 × 115,404.30
  4. Step 4: Simplify right side
    435,250.20x = 75,335,937,426.39
  5. Step 5: Solve for x
    x = 75,335,937,426.39/435,250.20
  6. Step 6: Final answer
    x = 173,086.51

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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.