Home / 175,854.09-263,780.25-42,734.73

Finding the Fourth Proportional to 175,854.09, 263,780.25 and 42,734.73

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Solution

The fourth proportional to 175,854.09, 263,780.25 and 42,734.73 is: 64,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,854.09 : 263,780.25 = 42,734.73 : x
  2. Step 2: Convert to fraction form
    175,854.09/263,780.25 = 42,734.73/x
  3. Step 3: Cross multiply
    175,854.09x = 263,780.25 × 42,734.73
  4. Step 4: Simplify right side
    175,854.09x = 11,272,577,763.08
  5. Step 5: Solve for x
    x = 11,272,577,763.08/175,854.09
  6. Step 6: Final answer
    x = 64,101.88

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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.