Home / 31,295.43-43,175.03-17,864.01

Finding the Fourth Proportional to 31,295.43, 43,175.03 and 17,864.01

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Solution

The fourth proportional to 31,295.43, 43,175.03 and 17,864.01 is: 24,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.43 : 43,175.03 = 17,864.01 : x
  2. Step 2: Convert to fraction form
    31,295.43/43,175.03 = 17,864.01/x
  3. Step 3: Cross multiply
    31,295.43x = 43,175.03 × 17,864.01
  4. Step 4: Simplify right side
    31,295.43x = 771,279,078.35
  5. Step 5: Solve for x
    x = 771,279,078.35/31,295.43
  6. Step 6: Final answer
    x = 24,645.10

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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.