Home / 74,084.69-111,138.57-24,153.20

Finding the Fourth Proportional to 74,084.69, 111,138.57 and 24,153.20

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Solution

The fourth proportional to 74,084.69, 111,138.57 and 24,153.20 is: 36,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,084.69 : 111,138.57 = 24,153.20 : x
  2. Step 2: Convert to fraction form
    74,084.69/111,138.57 = 24,153.20/x
  3. Step 3: Cross multiply
    74,084.69x = 111,138.57 × 24,153.20
  4. Step 4: Simplify right side
    74,084.69x = 2,684,352,108.92
  5. Step 5: Solve for x
    x = 2,684,352,108.92/74,084.69
  6. Step 6: Final answer
    x = 36,233.56

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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.