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Finding the Fourth Proportional to 59,861.28, 89,804.91 and 29,891.64

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Solution

The fourth proportional to 59,861.28, 89,804.91 and 29,891.64 is: 44,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,861.28 : 89,804.91 = 29,891.64 : x
  2. Step 2: Convert to fraction form
    59,861.28/89,804.91 = 29,891.64/x
  3. Step 3: Cross multiply
    59,861.28x = 89,804.91 × 29,891.64
  4. Step 4: Simplify right side
    59,861.28x = 2,684,416,039.95
  5. Step 5: Solve for x
    x = 2,684,416,039.95/59,861.28
  6. Step 6: Final answer
    x = 44,843.95

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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.