Home / 185,890.25-278,834.79-52,770.59

Finding the Fourth Proportional to 185,890.25, 278,834.79 and 52,770.59

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Solution

The fourth proportional to 185,890.25, 278,834.79 and 52,770.59 is: 79,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,890.25 : 278,834.79 = 52,770.59 : x
  2. Step 2: Convert to fraction form
    185,890.25/278,834.79 = 52,770.59/x
  3. Step 3: Cross multiply
    185,890.25x = 278,834.79 × 52,770.59
  4. Step 4: Simplify right side
    185,890.25x = 14,714,277,275.80
  5. Step 5: Solve for x
    x = 14,714,277,275.80/185,890.25
  6. Step 6: Final answer
    x = 79,155.73

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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.