Home / 38,486.65-57,705.09-25,299.04

Finding the Fourth Proportional to 38,486.65, 57,705.09 and 25,299.04

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Solution

The fourth proportional to 38,486.65, 57,705.09 and 25,299.04 is: 37,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,486.65 : 57,705.09 = 25,299.04 : x
  2. Step 2: Convert to fraction form
    38,486.65/57,705.09 = 25,299.04/x
  3. Step 3: Cross multiply
    38,486.65x = 57,705.09 × 25,299.04
  4. Step 4: Simplify right side
    38,486.65x = 1,459,883,380.11
  5. Step 5: Solve for x
    x = 1,459,883,380.11/38,486.65
  6. Step 6: Final answer
    x = 37,932.20

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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.