Home / 51,717.78-71,278.65-44,529.21

Finding the Fourth Proportional to 51,717.78, 71,278.65 and 44,529.21

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Solution

The fourth proportional to 51,717.78, 71,278.65 and 44,529.21 is: 61,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,717.78 : 71,278.65 = 44,529.21 : x
  2. Step 2: Convert to fraction form
    51,717.78/71,278.65 = 44,529.21/x
  3. Step 3: Cross multiply
    51,717.78x = 71,278.65 × 44,529.21
  4. Step 4: Simplify right side
    51,717.78x = 3,173,981,974.37
  5. Step 5: Solve for x
    x = 3,173,981,974.37/51,717.78
  6. Step 6: Final answer
    x = 61,371.20

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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.