Home / 71,400.72-107,110.23-23,995.47

Finding the Fourth Proportional to 71,400.72, 107,110.23 and 23,995.47

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Solution

The fourth proportional to 71,400.72, 107,110.23 and 23,995.47 is: 35,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,400.72 : 107,110.23 = 23,995.47 : x
  2. Step 2: Convert to fraction form
    71,400.72/107,110.23 = 23,995.47/x
  3. Step 3: Cross multiply
    71,400.72x = 107,110.23 × 23,995.47
  4. Step 4: Simplify right side
    71,400.72x = 2,570,160,310.66
  5. Step 5: Solve for x
    x = 2,570,160,310.66/71,400.72
  6. Step 6: Final answer
    x = 35,996.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.