Home / 74,109.50-111,195.06-29,767.70

Finding the Fourth Proportional to 74,109.50, 111,195.06 and 29,767.70

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Solution

The fourth proportional to 74,109.50, 111,195.06 and 29,767.70 is: 44,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,109.50 : 111,195.06 = 29,767.70 : x
  2. Step 2: Convert to fraction form
    74,109.50/111,195.06 = 29,767.70/x
  3. Step 3: Cross multiply
    74,109.50x = 111,195.06 × 29,767.70
  4. Step 4: Simplify right side
    74,109.50x = 3,310,021,187.56
  5. Step 5: Solve for x
    x = 3,310,021,187.56/74,109.50
  6. Step 6: Final answer
    x = 44,663.93

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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.