Home / 124,230.29-186,288.33-39,974.90

Finding the Fourth Proportional to 124,230.29, 186,288.33 and 39,974.90

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Solution

The fourth proportional to 124,230.29, 186,288.33 and 39,974.90 is: 59,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,230.29 : 186,288.33 = 39,974.90 : x
  2. Step 2: Convert to fraction form
    124,230.29/186,288.33 = 39,974.90/x
  3. Step 3: Cross multiply
    124,230.29x = 186,288.33 × 39,974.90
  4. Step 4: Simplify right side
    124,230.29x = 7,446,857,362.92
  5. Step 5: Solve for x
    x = 7,446,857,362.92/124,230.29
  6. Step 6: Final answer
    x = 59,943.97

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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.