Home / 49,396.40-74,104.20-14,337.20

Finding the Fourth Proportional to 49,396.40, 74,104.20 and 14,337.20

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Solution

The fourth proportional to 49,396.40, 74,104.20 and 14,337.20 is: 21,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,396.40 : 74,104.20 = 14,337.20 : x
  2. Step 2: Convert to fraction form
    49,396.40/74,104.20 = 14,337.20/x
  3. Step 3: Cross multiply
    49,396.40x = 74,104.20 × 14,337.20
  4. Step 4: Simplify right side
    49,396.40x = 1,062,446,736.24
  5. Step 5: Solve for x
    x = 1,062,446,736.24/49,396.40
  6. Step 6: Final answer
    x = 21,508.59

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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.