Home / 88,299.70-132,334.35-40,909.30

Finding the Fourth Proportional to 88,299.70, 132,334.35 and 40,909.30

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Solution

The fourth proportional to 88,299.70, 132,334.35 and 40,909.30 is: 61,310.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,299.70 : 132,334.35 = 40,909.30 : x
  2. Step 2: Convert to fraction form
    88,299.70/132,334.35 = 40,909.30/x
  3. Step 3: Cross multiply
    88,299.70x = 132,334.35 × 40,909.30
  4. Step 4: Simplify right side
    88,299.70x = 5,413,705,624.46
  5. Step 5: Solve for x
    x = 5,413,705,624.46/88,299.70
  6. Step 6: Final answer
    x = 61,310.58

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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.