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Finding the Fourth Proportional to 65,997.74, 98,995.60 and 16,077.92

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Solution

The fourth proportional to 65,997.74, 98,995.60 and 16,077.92 is: 24,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,997.74 : 98,995.60 = 16,077.92 : x
  2. Step 2: Convert to fraction form
    65,997.74/98,995.60 = 16,077.92/x
  3. Step 3: Cross multiply
    65,997.74x = 98,995.60 × 16,077.92
  4. Step 4: Simplify right side
    65,997.74x = 1,591,643,337.15
  5. Step 5: Solve for x
    x = 1,591,643,337.15/65,997.74
  6. Step 6: Final answer
    x = 24,116.63

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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.