Home / 124,844.41-187,265.79-49,981.87

Finding the Fourth Proportional to 124,844.41, 187,265.79 and 49,981.87

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Solution

The fourth proportional to 124,844.41, 187,265.79 and 49,981.87 is: 74,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,844.41 : 187,265.79 = 49,981.87 : x
  2. Step 2: Convert to fraction form
    124,844.41/187,265.79 = 49,981.87/x
  3. Step 3: Cross multiply
    124,844.41x = 187,265.79 × 49,981.87
  4. Step 4: Simplify right side
    124,844.41x = 9,359,894,371.23
  5. Step 5: Solve for x
    x = 9,359,894,371.23/124,844.41
  6. Step 6: Final answer
    x = 74,972.47

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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.