Home / 269,355.17-371,712.72-148,500.89

Finding the Fourth Proportional to 269,355.17, 371,712.72 and 148,500.89

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Solution

The fourth proportional to 269,355.17, 371,712.72 and 148,500.89 is: 204,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,355.17 : 371,712.72 = 148,500.89 : x
  2. Step 2: Convert to fraction form
    269,355.17/371,712.72 = 148,500.89/x
  3. Step 3: Cross multiply
    269,355.17x = 371,712.72 × 148,500.89
  4. Step 4: Simplify right side
    269,355.17x = 55,199,669,744.32
  5. Step 5: Solve for x
    x = 55,199,669,744.32/269,355.17
  6. Step 6: Final answer
    x = 204,932.65

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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.