Home / 107,443.33-161,234.93-40,884.01

Finding the Fourth Proportional to 107,443.33, 161,234.93 and 40,884.01

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Solution

The fourth proportional to 107,443.33, 161,234.93 and 40,884.01 is: 61,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,443.33 : 161,234.93 = 40,884.01 : x
  2. Step 2: Convert to fraction form
    107,443.33/161,234.93 = 40,884.01/x
  3. Step 3: Cross multiply
    107,443.33x = 161,234.93 × 40,884.01
  4. Step 4: Simplify right side
    107,443.33x = 6,591,930,490.47
  5. Step 5: Solve for x
    x = 6,591,930,490.47/107,443.33
  6. Step 6: Final answer
    x = 61,352.63

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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.