Home / 225,732.39-338,359.86-83,486.25

Finding the Fourth Proportional to 225,732.39, 338,359.86 and 83,486.25

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Solution

The fourth proportional to 225,732.39, 338,359.86 and 83,486.25 is: 125,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,732.39 : 338,359.86 = 83,486.25 : x
  2. Step 2: Convert to fraction form
    225,732.39/338,359.86 = 83,486.25/x
  3. Step 3: Cross multiply
    225,732.39x = 338,359.86 × 83,486.25
  4. Step 4: Simplify right side
    225,732.39x = 28,248,395,861.93
  5. Step 5: Solve for x
    x = 28,248,395,861.93/225,732.39
  6. Step 6: Final answer
    x = 125,141.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.