Home / 31,249.04-43,124.78-17,101.88

Finding the Fourth Proportional to 31,249.04, 43,124.78 and 17,101.88

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Solution

The fourth proportional to 31,249.04, 43,124.78 and 17,101.88 is: 23,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,249.04 : 43,124.78 = 17,101.88 : x
  2. Step 2: Convert to fraction form
    31,249.04/43,124.78 = 17,101.88/x
  3. Step 3: Cross multiply
    31,249.04x = 43,124.78 × 17,101.88
  4. Step 4: Simplify right side
    31,249.04x = 737,514,812.59
  5. Step 5: Solve for x
    x = 737,514,812.59/31,249.04
  6. Step 6: Final answer
    x = 23,601.20

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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.