Home / 39,976.47-55,187.39-24,874.02

Finding the Fourth Proportional to 39,976.47, 55,187.39 and 24,874.02

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Solution

The fourth proportional to 39,976.47, 55,187.39 and 24,874.02 is: 34,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,976.47 : 55,187.39 = 24,874.02 : x
  2. Step 2: Convert to fraction form
    39,976.47/55,187.39 = 24,874.02/x
  3. Step 3: Cross multiply
    39,976.47x = 55,187.39 × 24,874.02
  4. Step 4: Simplify right side
    39,976.47x = 1,372,732,304.79
  5. Step 5: Solve for x
    x = 1,372,732,304.79/39,976.47
  6. Step 6: Final answer
    x = 34,338.51

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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.