Home / 41,071.28-61,616.18-12,993.04

Finding the Fourth Proportional to 41,071.28, 61,616.18 and 12,993.04

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Solution

The fourth proportional to 41,071.28, 61,616.18 and 12,993.04 is: 19,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,071.28 : 61,616.18 = 12,993.04 : x
  2. Step 2: Convert to fraction form
    41,071.28/61,616.18 = 12,993.04/x
  3. Step 3: Cross multiply
    41,071.28x = 61,616.18 × 12,993.04
  4. Step 4: Simplify right side
    41,071.28x = 800,581,491.39
  5. Step 5: Solve for x
    x = 800,581,491.39/41,071.28
  6. Step 6: Final answer
    x = 19,492.49

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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.