Home / 252,034.20-378,051.30-111,792.83

Finding the Fourth Proportional to 252,034.20, 378,051.30 and 111,792.83

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Solution

The fourth proportional to 252,034.20, 378,051.30 and 111,792.83 is: 167,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,034.20 : 378,051.30 = 111,792.83 : x
  2. Step 2: Convert to fraction form
    252,034.20/378,051.30 = 111,792.83/x
  3. Step 3: Cross multiply
    252,034.20x = 378,051.30 × 111,792.83
  4. Step 4: Simplify right side
    252,034.20x = 42,263,422,821.92
  5. Step 5: Solve for x
    x = 42,263,422,821.92/252,034.20
  6. Step 6: Final answer
    x = 167,689.24

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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.