Home / 63,076.06-87,012.39-39,193.66

Finding the Fourth Proportional to 63,076.06, 87,012.39 and 39,193.66

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Solution

The fourth proportional to 63,076.06, 87,012.39 and 39,193.66 is: 54,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,076.06 : 87,012.39 = 39,193.66 : x
  2. Step 2: Convert to fraction form
    63,076.06/87,012.39 = 39,193.66/x
  3. Step 3: Cross multiply
    63,076.06x = 87,012.39 × 39,193.66
  4. Step 4: Simplify right side
    63,076.06x = 3,410,334,029.45
  5. Step 5: Solve for x
    x = 3,410,334,029.45/63,076.06
  6. Step 6: Final answer
    x = 54,067.01

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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.