Home / 55,401.26-83,102.18-15,959.31

Finding the Fourth Proportional to 55,401.26, 83,102.18 and 15,959.31

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Solution

The fourth proportional to 55,401.26, 83,102.18 and 15,959.31 is: 23,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,401.26 : 83,102.18 = 15,959.31 : x
  2. Step 2: Convert to fraction form
    55,401.26/83,102.18 = 15,959.31/x
  3. Step 3: Cross multiply
    55,401.26x = 83,102.18 × 15,959.31
  4. Step 4: Simplify right side
    55,401.26x = 1,326,253,372.50
  5. Step 5: Solve for x
    x = 1,326,253,372.50/55,401.26
  6. Step 6: Final answer
    x = 23,939.05

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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.