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Finding the Fourth Proportional to 52,366.80, 78,418.98 and 41,333.40

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Solution

The fourth proportional to 52,366.80, 78,418.98 and 41,333.40 is: 61,896.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,366.80 : 78,418.98 = 41,333.40 : x
  2. Step 2: Convert to fraction form
    52,366.80/78,418.98 = 41,333.40/x
  3. Step 3: Cross multiply
    52,366.80x = 78,418.98 × 41,333.40
  4. Step 4: Simplify right side
    52,366.80x = 3,241,323,067.93
  5. Step 5: Solve for x
    x = 3,241,323,067.93/52,366.80
  6. Step 6: Final answer
    x = 61,896.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.