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Finding the Fourth Proportional to 69,995.36, 96,601.92 and 44,191.40

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Solution

The fourth proportional to 69,995.36, 96,601.92 and 44,191.40 is: 60,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,995.36 : 96,601.92 = 44,191.40 : x
  2. Step 2: Convert to fraction form
    69,995.36/96,601.92 = 44,191.40/x
  3. Step 3: Cross multiply
    69,995.36x = 96,601.92 × 44,191.40
  4. Step 4: Simplify right side
    69,995.36x = 4,268,973,604.48
  5. Step 5: Solve for x
    x = 4,268,973,604.48/69,995.36
  6. Step 6: Final answer
    x = 60,989.38

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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.