Home / 221,974.24-333,010.67-103,581

Finding the Fourth Proportional to 221,974.24, 333,010.67 and 103,581

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Solution

The fourth proportional to 221,974.24, 333,010.67 and 103,581 is: 155,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,974.24 : 333,010.67 = 103,581 : x
  2. Step 2: Convert to fraction form
    221,974.24/333,010.67 = 103,581/x
  3. Step 3: Cross multiply
    221,974.24x = 333,010.67 × 103,581
  4. Step 4: Simplify right side
    221,974.24x = 34,493,578,209.27
  5. Step 5: Solve for x
    x = 34,493,578,209.27/221,974.24
  6. Step 6: Final answer
    x = 155,394.51

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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.