Home / 175,851.96-242,660.92-99,377.70

Finding the Fourth Proportional to 175,851.96, 242,660.92 and 99,377.70

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Solution

The fourth proportional to 175,851.96, 242,660.92 and 99,377.70 is: 137,132.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,851.96 : 242,660.92 = 99,377.70 : x
  2. Step 2: Convert to fraction form
    175,851.96/242,660.92 = 99,377.70/x
  3. Step 3: Cross multiply
    175,851.96x = 242,660.92 × 99,377.70
  4. Step 4: Simplify right side
    175,851.96x = 24,115,084,109.48
  5. Step 5: Solve for x
    x = 24,115,084,109.48/175,851.96
  6. Step 6: Final answer
    x = 137,132.87

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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.