Home / 252,877.20-348,956.52-157,380.88

Finding the Fourth Proportional to 252,877.20, 348,956.52 and 157,380.88

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Solution

The fourth proportional to 252,877.20, 348,956.52 and 157,380.88 is: 217,176.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,877.20 : 348,956.52 = 157,380.88 : x
  2. Step 2: Convert to fraction form
    252,877.20/348,956.52 = 157,380.88/x
  3. Step 3: Cross multiply
    252,877.20x = 348,956.52 × 157,380.88
  4. Step 4: Simplify right side
    252,877.20x = 54,919,084,199.34
  5. Step 5: Solve for x
    x = 54,919,084,199.34/252,877.20
  6. Step 6: Final answer
    x = 217,176.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.