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Finding the Fourth Proportional to 52,463.80, 72,393.78 and 29,794.60

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Solution

The fourth proportional to 52,463.80, 72,393.78 and 29,794.60 is: 41,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,463.80 : 72,393.78 = 29,794.60 : x
  2. Step 2: Convert to fraction form
    52,463.80/72,393.78 = 29,794.60/x
  3. Step 3: Cross multiply
    52,463.80x = 72,393.78 × 29,794.60
  4. Step 4: Simplify right side
    52,463.80x = 2,156,943,717.59
  5. Step 5: Solve for x
    x = 2,156,943,717.59/52,463.80
  6. Step 6: Final answer
    x = 41,112.99

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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.