Home / 252,060.87-378,248.96-102,301.16

Finding the Fourth Proportional to 252,060.87, 378,248.96 and 102,301.16

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Solution

The fourth proportional to 252,060.87, 378,248.96 and 102,301.16 is: 153,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,060.87 : 378,248.96 = 102,301.16 : x
  2. Step 2: Convert to fraction form
    252,060.87/378,248.96 = 102,301.16/x
  3. Step 3: Cross multiply
    252,060.87x = 378,248.96 × 102,301.16
  4. Step 4: Simplify right side
    252,060.87x = 38,695,304,974.04
  5. Step 5: Solve for x
    x = 38,695,304,974.04/252,060.87
  6. Step 6: Final answer
    x = 153,515.72

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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.