Home / 88,269.32-132,329.40-38,311.64

Finding the Fourth Proportional to 88,269.32, 132,329.40 and 38,311.64

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Solution

The fourth proportional to 88,269.32, 132,329.40 and 38,311.64 is: 57,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,269.32 : 132,329.40 = 38,311.64 : x
  2. Step 2: Convert to fraction form
    88,269.32/132,329.40 = 38,311.64/x
  3. Step 3: Cross multiply
    88,269.32x = 132,329.40 × 38,311.64
  4. Step 4: Simplify right side
    88,269.32x = 5,069,756,334.22
  5. Step 5: Solve for x
    x = 5,069,756,334.22/88,269.32
  6. Step 6: Final answer
    x = 57,435.09

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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.