Home / 168,828.42-232,873.47-108,303.24

Finding the Fourth Proportional to 168,828.42, 232,873.47 and 108,303.24

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Solution

The fourth proportional to 168,828.42, 232,873.47 and 108,303.24 is: 149,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,828.42 : 232,873.47 = 108,303.24 : x
  2. Step 2: Convert to fraction form
    168,828.42/232,873.47 = 108,303.24/x
  3. Step 3: Cross multiply
    168,828.42x = 232,873.47 × 108,303.24
  4. Step 4: Simplify right side
    168,828.42x = 25,220,951,311.04
  5. Step 5: Solve for x
    x = 25,220,951,311.04/168,828.42
  6. Step 6: Final answer
    x = 149,388.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.