Home / 74,154.80-111,218.04-24,240.56

Finding the Fourth Proportional to 74,154.80, 111,218.04 and 24,240.56

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Solution

The fourth proportional to 74,154.80, 111,218.04 and 24,240.56 is: 36,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,154.80 : 111,218.04 = 24,240.56 : x
  2. Step 2: Convert to fraction form
    74,154.80/111,218.04 = 24,240.56/x
  3. Step 3: Cross multiply
    74,154.80x = 111,218.04 × 24,240.56
  4. Step 4: Simplify right side
    74,154.80x = 2,695,987,571.70
  5. Step 5: Solve for x
    x = 2,695,987,571.70/74,154.80
  6. Step 6: Final answer
    x = 36,356.21

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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.