Home / 185,518.26-278,318.22-105,593.85

Finding the Fourth Proportional to 185,518.26, 278,318.22 and 105,593.85

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Solution

The fourth proportional to 185,518.26, 278,318.22 and 105,593.85 is: 158,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,518.26 : 278,318.22 = 105,593.85 : x
  2. Step 2: Convert to fraction form
    185,518.26/278,318.22 = 105,593.85/x
  3. Step 3: Cross multiply
    185,518.26x = 278,318.22 × 105,593.85
  4. Step 4: Simplify right side
    185,518.26x = 29,388,692,374.95
  5. Step 5: Solve for x
    x = 29,388,692,374.95/185,518.26
  6. Step 6: Final answer
    x = 158,414.01

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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.