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Finding the Fourth Proportional to 69,753.25, 96,088.65 and 50,576.68

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Solution

The fourth proportional to 69,753.25, 96,088.65 and 50,576.68 is: 69,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,753.25 : 96,088.65 = 50,576.68 : x
  2. Step 2: Convert to fraction form
    69,753.25/96,088.65 = 50,576.68/x
  3. Step 3: Cross multiply
    69,753.25x = 96,088.65 × 50,576.68
  4. Step 4: Simplify right side
    69,753.25x = 4,859,844,989.62
  5. Step 5: Solve for x
    x = 4,859,844,989.62/69,753.25
  6. Step 6: Final answer
    x = 69,671.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.