Home / 74,760.96-112,163.09-22,171.71

Finding the Fourth Proportional to 74,760.96, 112,163.09 and 22,171.71

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Solution

The fourth proportional to 74,760.96, 112,163.09 and 22,171.71 is: 33,263.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,760.96 : 112,163.09 = 22,171.71 : x
  2. Step 2: Convert to fraction form
    74,760.96/112,163.09 = 22,171.71/x
  3. Step 3: Cross multiply
    74,760.96x = 112,163.09 × 22,171.71
  4. Step 4: Simplify right side
    74,760.96x = 2,486,847,393.33
  5. Step 5: Solve for x
    x = 2,486,847,393.33/74,760.96
  6. Step 6: Final answer
    x = 33,263.98

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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.