Home / 88,195.72-132,293.94-21,636.28

Finding the Fourth Proportional to 88,195.72, 132,293.94 and 21,636.28

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Solution

The fourth proportional to 88,195.72, 132,293.94 and 21,636.28 is: 32,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,195.72 : 132,293.94 = 21,636.28 : x
  2. Step 2: Convert to fraction form
    88,195.72/132,293.94 = 21,636.28/x
  3. Step 3: Cross multiply
    88,195.72x = 132,293.94 × 21,636.28
  4. Step 4: Simplify right side
    88,195.72x = 2,862,348,728.14
  5. Step 5: Solve for x
    x = 2,862,348,728.14/88,195.72
  6. Step 6: Final answer
    x = 32,454.51

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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.