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Finding the Fourth Proportional to 62,169.74, 85,805.44 and 36,674.58

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Solution

The fourth proportional to 62,169.74, 85,805.44 and 36,674.58 is: 50,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,169.74 : 85,805.44 = 36,674.58 : x
  2. Step 2: Convert to fraction form
    62,169.74/85,805.44 = 36,674.58/x
  3. Step 3: Cross multiply
    62,169.74x = 85,805.44 × 36,674.58
  4. Step 4: Simplify right side
    62,169.74x = 3,146,878,473.72
  5. Step 5: Solve for x
    x = 3,146,878,473.72/62,169.74
  6. Step 6: Final answer
    x = 50,617.53

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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.