Home / 47,574.28-71,375.84-18,001.20

Finding the Fourth Proportional to 47,574.28, 71,375.84 and 18,001.20

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Solution

The fourth proportional to 47,574.28, 71,375.84 and 18,001.20 is: 27,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,574.28 : 71,375.84 = 18,001.20 : x
  2. Step 2: Convert to fraction form
    47,574.28/71,375.84 = 18,001.20/x
  3. Step 3: Cross multiply
    47,574.28x = 71,375.84 × 18,001.20
  4. Step 4: Simplify right side
    47,574.28x = 1,284,850,771.01
  5. Step 5: Solve for x
    x = 1,284,850,771.01/47,574.28
  6. Step 6: Final answer
    x = 27,007.26

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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.