Home / 73,029.41-100,781.57-41,198.21

Finding the Fourth Proportional to 73,029.41, 100,781.57 and 41,198.21

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Solution

The fourth proportional to 73,029.41, 100,781.57 and 41,198.21 is: 56,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,029.41 : 100,781.57 = 41,198.21 : x
  2. Step 2: Convert to fraction form
    73,029.41/100,781.57 = 41,198.21/x
  3. Step 3: Cross multiply
    73,029.41x = 100,781.57 × 41,198.21
  4. Step 4: Simplify right side
    73,029.41x = 4,152,020,079.00
  5. Step 5: Solve for x
    x = 4,152,020,079.00/73,029.41
  6. Step 6: Final answer
    x = 56,854.08

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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.