Home / 71,278.22-98,374.39-41,057.73

Finding the Fourth Proportional to 71,278.22, 98,374.39 and 41,057.73

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Solution

The fourth proportional to 71,278.22, 98,374.39 and 41,057.73 is: 56,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,278.22 : 98,374.39 = 41,057.73 : x
  2. Step 2: Convert to fraction form
    71,278.22/98,374.39 = 41,057.73/x
  3. Step 3: Cross multiply
    71,278.22x = 98,374.39 × 41,057.73
  4. Step 4: Simplify right side
    71,278.22x = 4,039,029,040.89
  5. Step 5: Solve for x
    x = 4,039,029,040.89/71,278.22
  6. Step 6: Final answer
    x = 56,665.68

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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.