Home / 29,540.03-44,312.27-8,479.90

Finding the Fourth Proportional to 29,540.03, 44,312.27 and 8,479.90

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Solution

The fourth proportional to 29,540.03, 44,312.27 and 8,479.90 is: 12,720.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.03 : 44,312.27 = 8,479.90 : x
  2. Step 2: Convert to fraction form
    29,540.03/44,312.27 = 8,479.90/x
  3. Step 3: Cross multiply
    29,540.03x = 44,312.27 × 8,479.90
  4. Step 4: Simplify right side
    29,540.03x = 375,763,693.68
  5. Step 5: Solve for x
    x = 375,763,693.68/29,540.03
  6. Step 6: Final answer
    x = 12,720.49

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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.