Home / 186,248.80-279,378.33-68,008.24

Finding the Fourth Proportional to 186,248.80, 279,378.33 and 68,008.24

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Solution

The fourth proportional to 186,248.80, 279,378.33 and 68,008.24 is: 102,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,248.80 : 279,378.33 = 68,008.24 : x
  2. Step 2: Convert to fraction form
    186,248.80/279,378.33 = 68,008.24/x
  3. Step 3: Cross multiply
    186,248.80x = 279,378.33 × 68,008.24
  4. Step 4: Simplify right side
    186,248.80x = 19,000,028,517.44
  5. Step 5: Solve for x
    x = 19,000,028,517.44/186,248.80
  6. Step 6: Final answer
    x = 102,014.23

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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.