Home / 31,207.68-43,066.64-17,060.54

Finding the Fourth Proportional to 31,207.68, 43,066.64 and 17,060.54

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Solution

The fourth proportional to 31,207.68, 43,066.64 and 17,060.54 is: 23,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.68 : 43,066.64 = 17,060.54 : x
  2. Step 2: Convert to fraction form
    31,207.68/43,066.64 = 17,060.54/x
  3. Step 3: Cross multiply
    31,207.68x = 43,066.64 × 17,060.54
  4. Step 4: Simplify right side
    31,207.68x = 734,739,961.70
  5. Step 5: Solve for x
    x = 734,739,961.70/31,207.68
  6. Step 6: Final answer
    x = 23,543.56

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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.