Home / 107,433.54-161,126.01-40,849.92

Finding the Fourth Proportional to 107,433.54, 161,126.01 and 40,849.92

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Solution

The fourth proportional to 107,433.54, 161,126.01 and 40,849.92 is: 61,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,433.54 : 161,126.01 = 40,849.92 : x
  2. Step 2: Convert to fraction form
    107,433.54/161,126.01 = 40,849.92/x
  3. Step 3: Cross multiply
    107,433.54x = 161,126.01 × 40,849.92
  4. Step 4: Simplify right side
    107,433.54x = 6,581,984,618.42
  5. Step 5: Solve for x
    x = 6,581,984,618.42/107,433.54
  6. Step 6: Final answer
    x = 61,265.64

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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.