Home / 40,089.88-55,335.20-23,326.12

Finding the Fourth Proportional to 40,089.88, 55,335.20 and 23,326.12

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Solution

The fourth proportional to 40,089.88, 55,335.20 and 23,326.12 is: 32,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089.88 : 55,335.20 = 23,326.12 : x
  2. Step 2: Convert to fraction form
    40,089.88/55,335.20 = 23,326.12/x
  3. Step 3: Cross multiply
    40,089.88x = 55,335.20 × 23,326.12
  4. Step 4: Simplify right side
    40,089.88x = 1,290,755,515.42
  5. Step 5: Solve for x
    x = 1,290,755,515.42/40,089.88
  6. Step 6: Final answer
    x = 32,196.54

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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.