Home / 69,713.86-104,571.14-17,123.36

Finding the Fourth Proportional to 69,713.86, 104,571.14 and 17,123.36

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Solution

The fourth proportional to 69,713.86, 104,571.14 and 17,123.36 is: 25,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.86 : 104,571.14 = 17,123.36 : x
  2. Step 2: Convert to fraction form
    69,713.86/104,571.14 = 17,123.36/x
  3. Step 3: Cross multiply
    69,713.86x = 104,571.14 × 17,123.36
  4. Step 4: Simplify right side
    69,713.86x = 1,790,609,275.83
  5. Step 5: Solve for x
    x = 1,790,609,275.83/69,713.86
  6. Step 6: Final answer
    x = 25,685.13

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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.