Home / 57,714.12-86,586.52-18,272.04

Finding the Fourth Proportional to 57,714.12, 86,586.52 and 18,272.04

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Solution

The fourth proportional to 57,714.12, 86,586.52 and 18,272.04 is: 27,412.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,714.12 : 86,586.52 = 18,272.04 : x
  2. Step 2: Convert to fraction form
    57,714.12/86,586.52 = 18,272.04/x
  3. Step 3: Cross multiply
    57,714.12x = 86,586.52 × 18,272.04
  4. Step 4: Simplify right side
    57,714.12x = 1,582,112,356.90
  5. Step 5: Solve for x
    x = 1,582,112,356.90/57,714.12
  6. Step 6: Final answer
    x = 27,412.92

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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.