Home / 66,796.40-99,997.76-49,344.16

Finding the Fourth Proportional to 66,796.40, 99,997.76 and 49,344.16

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Solution

The fourth proportional to 66,796.40, 99,997.76 and 49,344.16 is: 73,870.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,796.40 : 99,997.76 = 49,344.16 : x
  2. Step 2: Convert to fraction form
    66,796.40/99,997.76 = 49,344.16/x
  3. Step 3: Cross multiply
    66,796.40x = 99,997.76 × 49,344.16
  4. Step 4: Simplify right side
    66,796.40x = 4,934,305,469.08
  5. Step 5: Solve for x
    x = 4,934,305,469.08/66,796.40
  6. Step 6: Final answer
    x = 73,870.83

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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.