Home / 144,255.78-216,375.57-39,067.02

Finding the Fourth Proportional to 144,255.78, 216,375.57 and 39,067.02

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Solution

The fourth proportional to 144,255.78, 216,375.57 and 39,067.02 is: 58,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,255.78 : 216,375.57 = 39,067.02 : x
  2. Step 2: Convert to fraction form
    144,255.78/216,375.57 = 39,067.02/x
  3. Step 3: Cross multiply
    144,255.78x = 216,375.57 × 39,067.02
  4. Step 4: Simplify right side
    144,255.78x = 8,453,148,720.70
  5. Step 5: Solve for x
    x = 8,453,148,720.70/144,255.78
  6. Step 6: Final answer
    x = 58,598.34

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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.