Home / 269,558.13-371,990.22-148,699.70

Finding the Fourth Proportional to 269,558.13, 371,990.22 and 148,699.70

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Solution

The fourth proportional to 269,558.13, 371,990.22 and 148,699.70 is: 205,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,558.13 : 371,990.22 = 148,699.70 : x
  2. Step 2: Convert to fraction form
    269,558.13/371,990.22 = 148,699.70/x
  3. Step 3: Cross multiply
    269,558.13x = 371,990.22 × 148,699.70
  4. Step 4: Simplify right side
    269,558.13x = 55,314,833,930.76
  5. Step 5: Solve for x
    x = 55,314,833,930.76/269,558.13
  6. Step 6: Final answer
    x = 205,205.59

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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.