Home / 107,442.89-161,234.27-40,883.57

Finding the Fourth Proportional to 107,442.89, 161,234.27 and 40,883.57

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Solution

The fourth proportional to 107,442.89, 161,234.27 and 40,883.57 is: 61,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,442.89 : 161,234.27 = 40,883.57 : x
  2. Step 2: Convert to fraction form
    107,442.89/161,234.27 = 40,883.57/x
  3. Step 3: Cross multiply
    107,442.89x = 161,234.27 × 40,883.57
  4. Step 4: Simplify right side
    107,442.89x = 6,591,833,069.24
  5. Step 5: Solve for x
    x = 6,591,833,069.24/107,442.89
  6. Step 6: Final answer
    x = 61,351.97

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1.5x scale

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.