Home / 53,519.13-80,287.97-17,983.92

Finding the Fourth Proportional to 53,519.13, 80,287.97 and 17,983.92

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Solution

The fourth proportional to 53,519.13, 80,287.97 and 17,983.92 is: 26,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519.13 : 80,287.97 = 17,983.92 : x
  2. Step 2: Convert to fraction form
    53,519.13/80,287.97 = 17,983.92/x
  3. Step 3: Cross multiply
    53,519.13x = 80,287.97 × 17,983.92
  4. Step 4: Simplify right side
    53,519.13x = 1,443,892,340.72
  5. Step 5: Solve for x
    x = 1,443,892,340.72/53,519.13
  6. Step 6: Final answer
    x = 26,979.00

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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.