Home / 68,583.45-102,819.81-63,047.61

Finding the Fourth Proportional to 68,583.45, 102,819.81 and 63,047.61

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Solution

The fourth proportional to 68,583.45, 102,819.81 and 63,047.61 is: 94,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,583.45 : 102,819.81 = 63,047.61 : x
  2. Step 2: Convert to fraction form
    68,583.45/102,819.81 = 63,047.61/x
  3. Step 3: Cross multiply
    68,583.45x = 102,819.81 × 63,047.61
  4. Step 4: Simplify right side
    68,583.45x = 6,482,542,767.06
  5. Step 5: Solve for x
    x = 6,482,542,767.06/68,583.45
  6. Step 6: Final answer
    x = 94,520.51

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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.