Home / 49,530.46-74,314.19-19,956.69

Finding the Fourth Proportional to 49,530.46, 74,314.19 and 19,956.69

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Solution

The fourth proportional to 49,530.46, 74,314.19 and 19,956.69 is: 29,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.46 : 74,314.19 = 19,956.69 : x
  2. Step 2: Convert to fraction form
    49,530.46/74,314.19 = 19,956.69/x
  3. Step 3: Cross multiply
    49,530.46x = 74,314.19 × 19,956.69
  4. Step 4: Simplify right side
    49,530.46x = 1,483,064,781.08
  5. Step 5: Solve for x
    x = 1,483,064,781.08/49,530.46
  6. Step 6: Final answer
    x = 29,942.48

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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.