Home / 88,267.44-121,811.40-50,553.84

Finding the Fourth Proportional to 88,267.44, 121,811.40 and 50,553.84

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Solution

The fourth proportional to 88,267.44, 121,811.40 and 50,553.84 is: 69,765.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,267.44 : 121,811.40 = 50,553.84 : x
  2. Step 2: Convert to fraction form
    88,267.44/121,811.40 = 50,553.84/x
  3. Step 3: Cross multiply
    88,267.44x = 121,811.40 × 50,553.84
  4. Step 4: Simplify right side
    88,267.44x = 6,158,034,025.78
  5. Step 5: Solve for x
    x = 6,158,034,025.78/88,267.44
  6. Step 6: Final answer
    x = 69,765.64

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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.