Home / 49,231.30-67,928.22-29,074.42

Finding the Fourth Proportional to 49,231.30, 67,928.22 and 29,074.42

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Solution

The fourth proportional to 49,231.30, 67,928.22 and 29,074.42 is: 40,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,231.30 : 67,928.22 = 29,074.42 : x
  2. Step 2: Convert to fraction form
    49,231.30/67,928.22 = 29,074.42/x
  3. Step 3: Cross multiply
    49,231.30x = 67,928.22 × 29,074.42
  4. Step 4: Simplify right side
    49,231.30x = 1,974,973,598.13
  5. Step 5: Solve for x
    x = 1,974,973,598.13/49,231.30
  6. Step 6: Final answer
    x = 40,116.22

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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.