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Finding the Fourth Proportional to 69,776.91, 96,325.20 and 44,640.99

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Solution

The fourth proportional to 69,776.91, 96,325.20 and 44,640.99 is: 61,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,776.91 : 96,325.20 = 44,640.99 : x
  2. Step 2: Convert to fraction form
    69,776.91/96,325.20 = 44,640.99/x
  3. Step 3: Cross multiply
    69,776.91x = 96,325.20 × 44,640.99
  4. Step 4: Simplify right side
    69,776.91x = 4,300,052,289.95
  5. Step 5: Solve for x
    x = 4,300,052,289.95/69,776.91
  6. Step 6: Final answer
    x = 61,625.72

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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.