Home / 53,553.12-80,273.97-17,988.04

Finding the Fourth Proportional to 53,553.12, 80,273.97 and 17,988.04

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Solution

The fourth proportional to 53,553.12, 80,273.97 and 17,988.04 is: 26,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553.12 : 80,273.97 = 17,988.04 : x
  2. Step 2: Convert to fraction form
    53,553.12/80,273.97 = 17,988.04/x
  3. Step 3: Cross multiply
    53,553.12x = 80,273.97 × 17,988.04
  4. Step 4: Simplify right side
    53,553.12x = 1,443,971,483.66
  5. Step 5: Solve for x
    x = 1,443,971,483.66/53,553.12
  6. Step 6: Final answer
    x = 26,963.35

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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.