Home / 31,094.57-42,911.66-17,668.10

Finding the Fourth Proportional to 31,094.57, 42,911.66 and 17,668.10

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Solution

The fourth proportional to 31,094.57, 42,911.66 and 17,668.10 is: 24,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,094.57 : 42,911.66 = 17,668.10 : x
  2. Step 2: Convert to fraction form
    31,094.57/42,911.66 = 17,668.10/x
  3. Step 3: Cross multiply
    31,094.57x = 42,911.66 × 17,668.10
  4. Step 4: Simplify right side
    31,094.57x = 758,167,197.15
  5. Step 5: Solve for x
    x = 758,167,197.15/31,094.57
  6. Step 6: Final answer
    x = 24,382.63

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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.