Home / 88,289.32-132,436.38-25,961.80

Finding the Fourth Proportional to 88,289.32, 132,436.38 and 25,961.80

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Solution

The fourth proportional to 88,289.32, 132,436.38 and 25,961.80 is: 38,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,289.32 : 132,436.38 = 25,961.80 : x
  2. Step 2: Convert to fraction form
    88,289.32/132,436.38 = 25,961.80/x
  3. Step 3: Cross multiply
    88,289.32x = 132,436.38 × 25,961.80
  4. Step 4: Simplify right side
    88,289.32x = 3,438,286,810.28
  5. Step 5: Solve for x
    x = 3,438,286,810.28/88,289.32
  6. Step 6: Final answer
    x = 38,943.41

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1.5x scale

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.