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Finding the Fourth Proportional to 65,377.67, 98,066.50 and 45,694.67

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Solution

The fourth proportional to 65,377.67, 98,066.50 and 45,694.67 is: 68,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,377.67 : 98,066.50 = 45,694.67 : x
  2. Step 2: Convert to fraction form
    65,377.67/98,066.50 = 45,694.67/x
  3. Step 3: Cross multiply
    65,377.67x = 98,066.50 × 45,694.67
  4. Step 4: Simplify right side
    65,377.67x = 4,481,116,355.56
  5. Step 5: Solve for x
    x = 4,481,116,355.56/65,377.67
  6. Step 6: Final answer
    x = 68,542.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.