Home / 76,171.05-114,062.18-60,619.05

Finding the Fourth Proportional to 76,171.05, 114,062.18 and 60,619.05

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Solution

The fourth proportional to 76,171.05, 114,062.18 and 60,619.05 is: 90,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,171.05 : 114,062.18 = 60,619.05 : x
  2. Step 2: Convert to fraction form
    76,171.05/114,062.18 = 60,619.05/x
  3. Step 3: Cross multiply
    76,171.05x = 114,062.18 × 60,619.05
  4. Step 4: Simplify right side
    76,171.05x = 6,914,340,689.43
  5. Step 5: Solve for x
    x = 6,914,340,689.43/76,171.05
  6. Step 6: Final answer
    x = 90,773.87

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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.