Home / 88,265.18-132,396.60-21,705.88

Finding the Fourth Proportional to 88,265.18, 132,396.60 and 21,705.88

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Solution

The fourth proportional to 88,265.18, 132,396.60 and 21,705.88 is: 32,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,265.18 : 132,396.60 = 21,705.88 : x
  2. Step 2: Convert to fraction form
    88,265.18/132,396.60 = 21,705.88/x
  3. Step 3: Cross multiply
    88,265.18x = 132,396.60 × 21,705.88
  4. Step 4: Simplify right side
    88,265.18x = 2,873,784,712.01
  5. Step 5: Solve for x
    x = 2,873,784,712.01/88,265.18
  6. Step 6: Final answer
    x = 32,558.53

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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.