Home / 226,915.24-340,328.92-86,640.52

Finding the Fourth Proportional to 226,915.24, 340,328.92 and 86,640.52

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Solution

The fourth proportional to 226,915.24, 340,328.92 and 86,640.52 is: 129,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,915.24 : 340,328.92 = 86,640.52 : x
  2. Step 2: Convert to fraction form
    226,915.24/340,328.92 = 86,640.52/x
  3. Step 3: Cross multiply
    226,915.24x = 340,328.92 × 86,640.52
  4. Step 4: Simplify right side
    226,915.24x = 29,486,274,599.84
  5. Step 5: Solve for x
    x = 29,486,274,599.84/226,915.24
  6. Step 6: Final answer
    x = 129,944.00

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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.