Home / 74,222.80-111,306.54-29,834.58

Finding the Fourth Proportional to 74,222.80, 111,306.54 and 29,834.58

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Solution

The fourth proportional to 74,222.80, 111,306.54 and 29,834.58 is: 44,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,222.80 : 111,306.54 = 29,834.58 : x
  2. Step 2: Convert to fraction form
    74,222.80/111,306.54 = 29,834.58/x
  3. Step 3: Cross multiply
    74,222.80x = 111,306.54 × 29,834.58
  4. Step 4: Simplify right side
    74,222.80x = 3,320,783,872.15
  5. Step 5: Solve for x
    x = 3,320,783,872.15/74,222.80
  6. Step 6: Final answer
    x = 44,740.75

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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.