Home / 204,870.68-307,302.96-124,932.14

Finding the Fourth Proportional to 204,870.68, 307,302.96 and 124,932.14

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Solution

The fourth proportional to 204,870.68, 307,302.96 and 124,932.14 is: 187,396.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,870.68 : 307,302.96 = 124,932.14 : x
  2. Step 2: Convert to fraction form
    204,870.68/307,302.96 = 124,932.14/x
  3. Step 3: Cross multiply
    204,870.68x = 307,302.96 × 124,932.14
  4. Step 4: Simplify right side
    204,870.68x = 38,392,016,421.13
  5. Step 5: Solve for x
    x = 38,392,016,421.13/204,870.68
  6. Step 6: Final answer
    x = 187,396.34

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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.