Home / 107,966.28-161,986.68-44,820.30

Finding the Fourth Proportional to 107,966.28, 161,986.68 and 44,820.30

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Solution

The fourth proportional to 107,966.28, 161,986.68 and 44,820.30 is: 67,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,966.28 : 161,986.68 = 44,820.30 : x
  2. Step 2: Convert to fraction form
    107,966.28/161,986.68 = 44,820.30/x
  3. Step 3: Cross multiply
    107,966.28x = 161,986.68 × 44,820.30
  4. Step 4: Simplify right side
    107,966.28x = 7,260,291,593.60
  5. Step 5: Solve for x
    x = 7,260,291,593.60/107,966.28
  6. Step 6: Final answer
    x = 67,245.92

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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.