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Finding the Fourth Proportional to 69,838.97, 96,365.04 and 45,633.54

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Solution

The fourth proportional to 69,838.97, 96,365.04 and 45,633.54 is: 62,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,838.97 : 96,365.04 = 45,633.54 : x
  2. Step 2: Convert to fraction form
    69,838.97/96,365.04 = 45,633.54/x
  3. Step 3: Cross multiply
    69,838.97x = 96,365.04 × 45,633.54
  4. Step 4: Simplify right side
    69,838.97x = 4,397,477,907.44
  5. Step 5: Solve for x
    x = 4,397,477,907.44/69,838.97
  6. Step 6: Final answer
    x = 62,965.96

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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.