Home / 144,540.82-216,757.36-49,744.50

Finding the Fourth Proportional to 144,540.82, 216,757.36 and 49,744.50

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Solution

The fourth proportional to 144,540.82, 216,757.36 and 49,744.50 is: 74,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,540.82 : 216,757.36 = 49,744.50 : x
  2. Step 2: Convert to fraction form
    144,540.82/216,757.36 = 49,744.50/x
  3. Step 3: Cross multiply
    144,540.82x = 216,757.36 × 49,744.50
  4. Step 4: Simplify right side
    144,540.82x = 10,782,486,494.52
  5. Step 5: Solve for x
    x = 10,782,486,494.52/144,540.82
  6. Step 6: Final answer
    x = 74,598.21

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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.