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Finding the Fourth Proportional to 69,859.92, 96,391.74 and 41,560.08

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Solution

The fourth proportional to 69,859.92, 96,391.74 and 41,560.08 is: 57,344.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,859.92 : 96,391.74 = 41,560.08 : x
  2. Step 2: Convert to fraction form
    69,859.92/96,391.74 = 41,560.08/x
  3. Step 3: Cross multiply
    69,859.92x = 96,391.74 × 41,560.08
  4. Step 4: Simplify right side
    69,859.92x = 4,006,048,425.74
  5. Step 5: Solve for x
    x = 4,006,048,425.74/69,859.92
  6. Step 6: Final answer
    x = 57,344.02

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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.