Home / 40,044.26-55,197.46-31,532.88

Finding the Fourth Proportional to 40,044.26, 55,197.46 and 31,532.88

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Solution

The fourth proportional to 40,044.26, 55,197.46 and 31,532.88 is: 43,465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,044.26 : 55,197.46 = 31,532.88 : x
  2. Step 2: Convert to fraction form
    40,044.26/55,197.46 = 31,532.88/x
  3. Step 3: Cross multiply
    40,044.26x = 55,197.46 × 31,532.88
  4. Step 4: Simplify right side
    40,044.26x = 1,740,534,882.48
  5. Step 5: Solve for x
    x = 1,740,534,882.48/40,044.26
  6. Step 6: Final answer
    x = 43,465.28

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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.