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Finding the Fourth Proportional to 68,553.66, 102,766.41 and 24,155.58

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Solution

The fourth proportional to 68,553.66, 102,766.41 and 24,155.58 is: 36,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,553.66 : 102,766.41 = 24,155.58 : x
  2. Step 2: Convert to fraction form
    68,553.66/102,766.41 = 24,155.58/x
  3. Step 3: Cross multiply
    68,553.66x = 102,766.41 × 24,155.58
  4. Step 4: Simplify right side
    68,553.66x = 2,482,382,238.07
  5. Step 5: Solve for x
    x = 2,482,382,238.07/68,553.66
  6. Step 6: Final answer
    x = 36,210.79

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1.5x scale

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.