Home / 38,475.24-57,723.10-12,180.52

Finding the Fourth Proportional to 38,475.24, 57,723.10 and 12,180.52

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Solution

The fourth proportional to 38,475.24, 57,723.10 and 12,180.52 is: 18,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,475.24 : 57,723.10 = 12,180.52 : x
  2. Step 2: Convert to fraction form
    38,475.24/57,723.10 = 12,180.52/x
  3. Step 3: Cross multiply
    38,475.24x = 57,723.10 × 12,180.52
  4. Step 4: Simplify right side
    38,475.24x = 703,097,374.01
  5. Step 5: Solve for x
    x = 703,097,374.01/38,475.24
  6. Step 6: Final answer
    x = 18,274.02

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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.