Home / 124,736.98-186,974.78-58,122.18

Finding the Fourth Proportional to 124,736.98, 186,974.78 and 58,122.18

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Solution

The fourth proportional to 124,736.98, 186,974.78 and 58,122.18 is: 87,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,736.98 : 186,974.78 = 58,122.18 : x
  2. Step 2: Convert to fraction form
    124,736.98/186,974.78 = 58,122.18/x
  3. Step 3: Cross multiply
    124,736.98x = 186,974.78 × 58,122.18
  4. Step 4: Simplify right side
    124,736.98x = 10,867,381,818.62
  5. Step 5: Solve for x
    x = 10,867,381,818.62/124,736.98
  6. Step 6: Final answer
    x = 87,122.37

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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.