Home / 232,917.20-349,375.80-148,936.40

Finding the Fourth Proportional to 232,917.20, 349,375.80 and 148,936.40

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Solution

The fourth proportional to 232,917.20, 349,375.80 and 148,936.40 is: 223,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,917.20 : 349,375.80 = 148,936.40 : x
  2. Step 2: Convert to fraction form
    232,917.20/349,375.80 = 148,936.40/x
  3. Step 3: Cross multiply
    232,917.20x = 349,375.80 × 148,936.40
  4. Step 4: Simplify right side
    232,917.20x = 52,034,773,899.12
  5. Step 5: Solve for x
    x = 52,034,773,899.12/232,917.20
  6. Step 6: Final answer
    x = 223,404.60

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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.