Home / 39,973.80-55,163.16-22,070.52

Finding the Fourth Proportional to 39,973.80, 55,163.16 and 22,070.52

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Solution

The fourth proportional to 39,973.80, 55,163.16 and 22,070.52 is: 30,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.80 : 55,163.16 = 22,070.52 : x
  2. Step 2: Convert to fraction form
    39,973.80/55,163.16 = 22,070.52/x
  3. Step 3: Cross multiply
    39,973.80x = 55,163.16 × 22,070.52
  4. Step 4: Simplify right side
    39,973.80x = 1,217,479,626.04
  5. Step 5: Solve for x
    x = 1,217,479,626.04/39,973.80
  6. Step 6: Final answer
    x = 30,456.94

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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.