Home / 224,257.16-336,441.09-66,485.61

Finding the Fourth Proportional to 224,257.16, 336,441.09 and 66,485.61

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Solution

The fourth proportional to 224,257.16, 336,441.09 and 66,485.61 is: 99,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,257.16 : 336,441.09 = 66,485.61 : x
  2. Step 2: Convert to fraction form
    224,257.16/336,441.09 = 66,485.61/x
  3. Step 3: Cross multiply
    224,257.16x = 336,441.09 × 66,485.61
  4. Step 4: Simplify right side
    224,257.16x = 22,368,491,347.04
  5. Step 5: Solve for x
    x = 22,368,491,347.04/224,257.16
  6. Step 6: Final answer
    x = 99,744.83

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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.