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Finding the Fourth Proportional to 88,405.33, 132,612.90 and 25,220.60

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Solution

The fourth proportional to 88,405.33, 132,612.90 and 25,220.60 is: 37,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,405.33 : 132,612.90 = 25,220.60 : x
  2. Step 2: Convert to fraction form
    88,405.33/132,612.90 = 25,220.60/x
  3. Step 3: Cross multiply
    88,405.33x = 132,612.90 × 25,220.60
  4. Step 4: Simplify right side
    88,405.33x = 3,344,576,805.00
  5. Step 5: Solve for x
    x = 3,344,576,805.00/88,405.33
  6. Step 6: Final answer
    x = 37,832.30

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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.