Home / 61,660.08-85,091.15-33,365.78

Finding the Fourth Proportional to 61,660.08, 85,091.15 and 33,365.78

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Solution

The fourth proportional to 61,660.08, 85,091.15 and 33,365.78 is: 46,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,660.08 : 85,091.15 = 33,365.78 : x
  2. Step 2: Convert to fraction form
    61,660.08/85,091.15 = 33,365.78/x
  3. Step 3: Cross multiply
    61,660.08x = 85,091.15 × 33,365.78
  4. Step 4: Simplify right side
    61,660.08x = 2,839,131,998.56
  5. Step 5: Solve for x
    x = 2,839,131,998.56/61,660.08
  6. Step 6: Final answer
    x = 46,044.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.