Home / 395,764.11-593,701.65-129,545.73

Finding the Fourth Proportional to 395,764.11, 593,701.65 and 129,545.73

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Solution

The fourth proportional to 395,764.11, 593,701.65 and 129,545.73 is: 194,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,764.11 : 593,701.65 = 129,545.73 : x
  2. Step 2: Convert to fraction form
    395,764.11/593,701.65 = 129,545.73/x
  3. Step 3: Cross multiply
    395,764.11x = 593,701.65 × 129,545.73
  4. Step 4: Simplify right side
    395,764.11x = 76,911,513,651.45
  5. Step 5: Solve for x
    x = 76,911,513,651.45/395,764.11
  6. Step 6: Final answer
    x = 194,336.76

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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.