Home / 165,588.80-248,383.20-99,233.60

Finding the Fourth Proportional to 165,588.80, 248,383.20 and 99,233.60

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Solution

The fourth proportional to 165,588.80, 248,383.20 and 99,233.60 is: 148,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,588.80 : 248,383.20 = 99,233.60 : x
  2. Step 2: Convert to fraction form
    165,588.80/248,383.20 = 99,233.60/x
  3. Step 3: Cross multiply
    165,588.80x = 248,383.20 × 99,233.60
  4. Step 4: Simplify right side
    165,588.80x = 24,647,959,115.52
  5. Step 5: Solve for x
    x = 24,647,959,115.52/165,588.80
  6. Step 6: Final answer
    x = 148,850.40

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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.