Home / 69,864.56-104,812.31-25,491.19

Finding the Fourth Proportional to 69,864.56, 104,812.31 and 25,491.19

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Solution

The fourth proportional to 69,864.56, 104,812.31 and 25,491.19 is: 38,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,864.56 : 104,812.31 = 25,491.19 : x
  2. Step 2: Convert to fraction form
    69,864.56/104,812.31 = 25,491.19/x
  3. Step 3: Cross multiply
    69,864.56x = 104,812.31 × 25,491.19
  4. Step 4: Simplify right side
    69,864.56x = 2,671,790,251.84
  5. Step 5: Solve for x
    x = 2,671,790,251.84/69,864.56
  6. Step 6: Final answer
    x = 38,242.42

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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.