Home / 57,125.13-85,589.28-44,479.41

Finding the Fourth Proportional to 57,125.13, 85,589.28 and 44,479.41

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Solution

The fourth proportional to 57,125.13, 85,589.28 and 44,479.41 is: 66,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,125.13 : 85,589.28 = 44,479.41 : x
  2. Step 2: Convert to fraction form
    57,125.13/85,589.28 = 44,479.41/x
  3. Step 3: Cross multiply
    57,125.13x = 85,589.28 × 44,479.41
  4. Step 4: Simplify right side
    57,125.13x = 3,806,960,676.72
  5. Step 5: Solve for x
    x = 3,806,960,676.72/57,125.13
  6. Step 6: Final answer
    x = 66,642.49

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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.