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Finding the Fourth Proportional to 68,074.03, 93,934.96 and 37,854.47

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Solution

The fourth proportional to 68,074.03, 93,934.96 and 37,854.47 is: 52,235.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,074.03 : 93,934.96 = 37,854.47 : x
  2. Step 2: Convert to fraction form
    68,074.03/93,934.96 = 37,854.47/x
  3. Step 3: Cross multiply
    68,074.03x = 93,934.96 × 37,854.47
  4. Step 4: Simplify right side
    68,074.03x = 3,555,858,265.47
  5. Step 5: Solve for x
    x = 3,555,858,265.47/68,074.03
  6. Step 6: Final answer
    x = 52,235.17

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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.