Home / 187,868.57-259,253.26-107,294.42

Finding the Fourth Proportional to 187,868.57, 259,253.26 and 107,294.42

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Solution

The fourth proportional to 187,868.57, 259,253.26 and 107,294.42 is: 148,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,868.57 : 259,253.26 = 107,294.42 : x
  2. Step 2: Convert to fraction form
    187,868.57/259,253.26 = 107,294.42/x
  3. Step 3: Cross multiply
    187,868.57x = 259,253.26 × 107,294.42
  4. Step 4: Simplify right side
    187,868.57x = 27,816,428,544.71
  5. Step 5: Solve for x
    x = 27,816,428,544.71/187,868.57
  6. Step 6: Final answer
    x = 148,063.24

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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.