Home / 412,766.60-619,150.57-113,251.28

Finding the Fourth Proportional to 412,766.60, 619,150.57 and 113,251.28

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Solution

The fourth proportional to 412,766.60, 619,150.57 and 113,251.28 is: 169,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,766.60 : 619,150.57 = 113,251.28 : x
  2. Step 2: Convert to fraction form
    412,766.60/619,150.57 = 113,251.28/x
  3. Step 3: Cross multiply
    412,766.60x = 619,150.57 × 113,251.28
  4. Step 4: Simplify right side
    412,766.60x = 70,119,591,186.35
  5. Step 5: Solve for x
    x = 70,119,591,186.35/412,766.60
  6. Step 6: Final answer
    x = 169,877.10

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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.