Home / 230,719.20-346,273.20-112,491.60

Finding the Fourth Proportional to 230,719.20, 346,273.20 and 112,491.60

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Solution

The fourth proportional to 230,719.20, 346,273.20 and 112,491.60 is: 168,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,719.20 : 346,273.20 = 112,491.60 : x
  2. Step 2: Convert to fraction form
    230,719.20/346,273.20 = 112,491.60/x
  3. Step 3: Cross multiply
    230,719.20x = 346,273.20 × 112,491.60
  4. Step 4: Simplify right side
    230,719.20x = 38,952,826,305.12
  5. Step 5: Solve for x
    x = 38,952,826,305.12/230,719.20
  6. Step 6: Final answer
    x = 168,832.18

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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.