Home / 66,105.44-99,197.55-23,988.80

Finding the Fourth Proportional to 66,105.44, 99,197.55 and 23,988.80

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Solution

The fourth proportional to 66,105.44, 99,197.55 and 23,988.80 is: 35,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,105.44 : 99,197.55 = 23,988.80 : x
  2. Step 2: Convert to fraction form
    66,105.44/99,197.55 = 23,988.80/x
  3. Step 3: Cross multiply
    66,105.44x = 99,197.55 × 23,988.80
  4. Step 4: Simplify right side
    66,105.44x = 2,379,630,435.43
  5. Step 5: Solve for x
    x = 2,379,630,435.43/66,105.44
  6. Step 6: Final answer
    x = 35,997.50

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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.