Home / 39,204.80-54,098.72-22,205.65

Finding the Fourth Proportional to 39,204.80, 54,098.72 and 22,205.65

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Solution

The fourth proportional to 39,204.80, 54,098.72 and 22,205.65 is: 30,641.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,204.80 : 54,098.72 = 22,205.65 : x
  2. Step 2: Convert to fraction form
    39,204.80/54,098.72 = 22,205.65/x
  3. Step 3: Cross multiply
    39,204.80x = 54,098.72 × 22,205.65
  4. Step 4: Simplify right side
    39,204.80x = 1,201,296,995.49
  5. Step 5: Solve for x
    x = 1,201,296,995.49/39,204.80
  6. Step 6: Final answer
    x = 30,641.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.