Home / 55,375.20-83,075.52-15,932.64

Finding the Fourth Proportional to 55,375.20, 83,075.52 and 15,932.64

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Solution

The fourth proportional to 55,375.20, 83,075.52 and 15,932.64 is: 23,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,375.20 : 83,075.52 = 15,932.64 : x
  2. Step 2: Convert to fraction form
    55,375.20/83,075.52 = 15,932.64/x
  3. Step 3: Cross multiply
    55,375.20x = 83,075.52 × 15,932.64
  4. Step 4: Simplify right side
    55,375.20x = 1,323,612,352.97
  5. Step 5: Solve for x
    x = 1,323,612,352.97/55,375.20
  6. Step 6: Final answer
    x = 23,902.62

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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.