Home / 38,359.20-57,462.18-30,475.02

Finding the Fourth Proportional to 38,359.20, 57,462.18 and 30,475.02

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Solution

The fourth proportional to 38,359.20, 57,462.18 and 30,475.02 is: 45,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,359.20 : 57,462.18 = 30,475.02 : x
  2. Step 2: Convert to fraction form
    38,359.20/57,462.18 = 30,475.02/x
  3. Step 3: Cross multiply
    38,359.20x = 57,462.18 × 30,475.02
  4. Step 4: Simplify right side
    38,359.20x = 1,751,161,084.74
  5. Step 5: Solve for x
    x = 1,751,161,084.74/38,359.20
  6. Step 6: Final answer
    x = 45,651.66

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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.