Home / 269,345.92-371,697.36-148,489.28

Finding the Fourth Proportional to 269,345.92, 371,697.36 and 148,489.28

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Solution

The fourth proportional to 269,345.92, 371,697.36 and 148,489.28 is: 204,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,345.92 : 371,697.36 = 148,489.28 : x
  2. Step 2: Convert to fraction form
    269,345.92/371,697.36 = 148,489.28/x
  3. Step 3: Cross multiply
    269,345.92x = 371,697.36 × 148,489.28
  4. Step 4: Simplify right side
    269,345.92x = 55,193,073,364.30
  5. Step 5: Solve for x
    x = 55,193,073,364.30/269,345.92
  6. Step 6: Final answer
    x = 204,915.20

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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.