Home / 88,321.37-121,882.47-48,034.25

Finding the Fourth Proportional to 88,321.37, 121,882.47 and 48,034.25

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Solution

The fourth proportional to 88,321.37, 121,882.47 and 48,034.25 is: 66,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,321.37 : 121,882.47 = 48,034.25 : x
  2. Step 2: Convert to fraction form
    88,321.37/121,882.47 = 48,034.25/x
  3. Step 3: Cross multiply
    88,321.37x = 121,882.47 × 48,034.25
  4. Step 4: Simplify right side
    88,321.37x = 5,854,532,425.19
  5. Step 5: Solve for x
    x = 5,854,532,425.19/88,321.37
  6. Step 6: Final answer
    x = 66,286.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.