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Finding the Fourth Proportional to 68,065.92, 93,937.14 and 37,850.76

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Solution

The fourth proportional to 68,065.92, 93,937.14 and 37,850.76 is: 52,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,065.92 : 93,937.14 = 37,850.76 : x
  2. Step 2: Convert to fraction form
    68,065.92/93,937.14 = 37,850.76/x
  3. Step 3: Cross multiply
    68,065.92x = 93,937.14 × 37,850.76
  4. Step 4: Simplify right side
    68,065.92x = 3,555,592,141.23
  5. Step 5: Solve for x
    x = 3,555,592,141.23/68,065.92
  6. Step 6: Final answer
    x = 52,237.48

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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.