Home / 31,249.52-43,124.20-17,102.32

Finding the Fourth Proportional to 31,249.52, 43,124.20 and 17,102.32

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Solution

The fourth proportional to 31,249.52, 43,124.20 and 17,102.32 is: 23,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,249.52 : 43,124.20 = 17,102.32 : x
  2. Step 2: Convert to fraction form
    31,249.52/43,124.20 = 17,102.32/x
  3. Step 3: Cross multiply
    31,249.52x = 43,124.20 × 17,102.32
  4. Step 4: Simplify right side
    31,249.52x = 737,523,868.14
  5. Step 5: Solve for x
    x = 737,523,868.14/31,249.52
  6. Step 6: Final answer
    x = 23,601.13

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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.