Home / 269,442.70-371,822.39-148,589.10

Finding the Fourth Proportional to 269,442.70, 371,822.39 and 148,589.10

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Solution

The fourth proportional to 269,442.70, 371,822.39 and 148,589.10 is: 205,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,442.70 : 371,822.39 = 148,589.10 : x
  2. Step 2: Convert to fraction form
    269,442.70/371,822.39 = 148,589.10/x
  3. Step 3: Cross multiply
    269,442.70x = 371,822.39 × 148,589.10
  4. Step 4: Simplify right side
    269,442.70x = 55,248,754,289.95
  5. Step 5: Solve for x
    x = 55,248,754,289.95/269,442.70
  6. Step 6: Final answer
    x = 205,048.25

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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.