Home / 161,834.38-242,582.27-55,180.95

Finding the Fourth Proportional to 161,834.38, 242,582.27 and 55,180.95

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Solution

The fourth proportional to 161,834.38, 242,582.27 and 55,180.95 is: 82,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,834.38 : 242,582.27 = 55,180.95 : x
  2. Step 2: Convert to fraction form
    161,834.38/242,582.27 = 55,180.95/x
  3. Step 3: Cross multiply
    161,834.38x = 242,582.27 × 55,180.95
  4. Step 4: Simplify right side
    161,834.38x = 13,385,919,081.36
  5. Step 5: Solve for x
    x = 13,385,919,081.36/161,834.38
  6. Step 6: Final answer
    x = 82,713.69

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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.