Home / 107,350.11-161,025.15-40,774.49

Finding the Fourth Proportional to 107,350.11, 161,025.15 and 40,774.49

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Solution

The fourth proportional to 107,350.11, 161,025.15 and 40,774.49 is: 61,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,350.11 : 161,025.15 = 40,774.49 : x
  2. Step 2: Convert to fraction form
    107,350.11/161,025.15 = 40,774.49/x
  3. Step 3: Cross multiply
    107,350.11x = 161,025.15 × 40,774.49
  4. Step 4: Simplify right side
    107,350.11x = 6,565,717,563.30
  5. Step 5: Solve for x
    x = 6,565,717,563.30/107,350.11
  6. Step 6: Final answer
    x = 61,161.72

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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.