Home / 66,504.42-99,771.66-22,132.92

Finding the Fourth Proportional to 66,504.42, 99,771.66 and 22,132.92

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Solution

The fourth proportional to 66,504.42, 99,771.66 and 22,132.92 is: 33,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,504.42 : 99,771.66 = 22,132.92 : x
  2. Step 2: Convert to fraction form
    66,504.42/99,771.66 = 22,132.92/x
  3. Step 3: Cross multiply
    66,504.42x = 99,771.66 × 22,132.92
  4. Step 4: Simplify right side
    66,504.42x = 2,208,238,169.05
  5. Step 5: Solve for x
    x = 2,208,238,169.05/66,504.42
  6. Step 6: Final answer
    x = 33,204.38

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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.