Home / 57,637.28-79,540.06-32,486.78

Finding the Fourth Proportional to 57,637.28, 79,540.06 and 32,486.78

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Solution

The fourth proportional to 57,637.28, 79,540.06 and 32,486.78 is: 44,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,637.28 : 79,540.06 = 32,486.78 : x
  2. Step 2: Convert to fraction form
    57,637.28/79,540.06 = 32,486.78/x
  3. Step 3: Cross multiply
    57,637.28x = 79,540.06 × 32,486.78
  4. Step 4: Simplify right side
    57,637.28x = 2,584,000,267.97
  5. Step 5: Solve for x
    x = 2,584,000,267.97/57,637.28
  6. Step 6: Final answer
    x = 44,832.10

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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.