Home / 74,340.12-111,532.08-29,944.04

Finding the Fourth Proportional to 74,340.12, 111,532.08 and 29,944.04

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Solution

The fourth proportional to 74,340.12, 111,532.08 and 29,944.04 is: 44,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,340.12 : 111,532.08 = 29,944.04 : x
  2. Step 2: Convert to fraction form
    74,340.12/111,532.08 = 29,944.04/x
  3. Step 3: Cross multiply
    74,340.12x = 111,532.08 × 29,944.04
  4. Step 4: Simplify right side
    74,340.12x = 3,339,721,064.80
  5. Step 5: Solve for x
    x = 3,339,721,064.80/74,340.12
  6. Step 6: Final answer
    x = 44,924.88

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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.