Home / 99,169.92-148,756.10-29,050.65

Finding the Fourth Proportional to 99,169.92, 148,756.10 and 29,050.65

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Solution

The fourth proportional to 99,169.92, 148,756.10 and 29,050.65 is: 43,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,169.92 : 148,756.10 = 29,050.65 : x
  2. Step 2: Convert to fraction form
    99,169.92/148,756.10 = 29,050.65/x
  3. Step 3: Cross multiply
    99,169.92x = 148,756.10 × 29,050.65
  4. Step 4: Simplify right side
    99,169.92x = 4,321,461,251.21
  5. Step 5: Solve for x
    x = 4,321,461,251.21/99,169.92
  6. Step 6: Final answer
    x = 43,576.33

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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.