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Finding the Fourth Proportional to 65,995.57, 98,984.57 and 18,614.46

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Solution

The fourth proportional to 65,995.57, 98,984.57 and 18,614.46 is: 27,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,995.57 : 98,984.57 = 18,614.46 : x
  2. Step 2: Convert to fraction form
    65,995.57/98,984.57 = 18,614.46/x
  3. Step 3: Cross multiply
    65,995.57x = 98,984.57 × 18,614.46
  4. Step 4: Simplify right side
    65,995.57x = 1,842,544,318.88
  5. Step 5: Solve for x
    x = 1,842,544,318.88/65,995.57
  6. Step 6: Final answer
    x = 27,919.21

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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.