Home / 48,169.77-72,272.88-18,589.38

Finding the Fourth Proportional to 48,169.77, 72,272.88 and 18,589.38

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Solution

The fourth proportional to 48,169.77, 72,272.88 and 18,589.38 is: 27,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,169.77 : 72,272.88 = 18,589.38 : x
  2. Step 2: Convert to fraction form
    48,169.77/72,272.88 = 18,589.38/x
  3. Step 3: Cross multiply
    48,169.77x = 72,272.88 × 18,589.38
  4. Step 4: Simplify right side
    48,169.77x = 1,343,508,030.01
  5. Step 5: Solve for x
    x = 1,343,508,030.01/48,169.77
  6. Step 6: Final answer
    x = 27,891.10

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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.