Home / 66,512.42-99,682.43-27,023.70

Finding the Fourth Proportional to 66,512.42, 99,682.43 and 27,023.70

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Solution

The fourth proportional to 66,512.42, 99,682.43 and 27,023.70 is: 40,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,512.42 : 99,682.43 = 27,023.70 : x
  2. Step 2: Convert to fraction form
    66,512.42/99,682.43 = 27,023.70/x
  3. Step 3: Cross multiply
    66,512.42x = 99,682.43 × 27,023.70
  4. Step 4: Simplify right side
    66,512.42x = 2,693,788,083.59
  5. Step 5: Solve for x
    x = 2,693,788,083.59/66,512.42
  6. Step 6: Final answer
    x = 40,500.53

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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.