Home / 74,364.33-111,515.88-36,910.65

Finding the Fourth Proportional to 74,364.33, 111,515.88 and 36,910.65

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Solution

The fourth proportional to 74,364.33, 111,515.88 and 36,910.65 is: 55,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,364.33 : 111,515.88 = 36,910.65 : x
  2. Step 2: Convert to fraction form
    74,364.33/111,515.88 = 36,910.65/x
  3. Step 3: Cross multiply
    74,364.33x = 111,515.88 × 36,910.65
  4. Step 4: Simplify right side
    74,364.33x = 4,116,123,616.12
  5. Step 5: Solve for x
    x = 4,116,123,616.12/74,364.33
  6. Step 6: Final answer
    x = 55,350.78

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1.5x scale

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.