Home / 88,028.20-132,026.10-54,688.60

Finding the Fourth Proportional to 88,028.20, 132,026.10 and 54,688.60

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Solution

The fourth proportional to 88,028.20, 132,026.10 and 54,688.60 is: 82,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,028.20 : 132,026.10 = 54,688.60 : x
  2. Step 2: Convert to fraction form
    88,028.20/132,026.10 = 54,688.60/x
  3. Step 3: Cross multiply
    88,028.20x = 132,026.10 × 54,688.60
  4. Step 4: Simplify right side
    88,028.20x = 7,220,322,572.46
  5. Step 5: Solve for x
    x = 7,220,322,572.46/88,028.20
  6. Step 6: Final answer
    x = 82,022.84

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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.