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Finding the Fourth Proportional to 61,375.42, 84,680.57 and 36,836.24

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Solution

The fourth proportional to 61,375.42, 84,680.57 and 36,836.24 is: 50,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,375.42 : 84,680.57 = 36,836.24 : x
  2. Step 2: Convert to fraction form
    61,375.42/84,680.57 = 36,836.24/x
  3. Step 3: Cross multiply
    61,375.42x = 84,680.57 × 36,836.24
  4. Step 4: Simplify right side
    61,375.42x = 3,119,313,468.54
  5. Step 5: Solve for x
    x = 3,119,313,468.54/61,375.42
  6. Step 6: Final answer
    x = 50,823.50

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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.