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Finding the Fourth Proportional to 64,616.60, 96,906.12 and 25,164.92

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Solution

The fourth proportional to 64,616.60, 96,906.12 and 25,164.92 is: 37,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,616.60 : 96,906.12 = 25,164.92 : x
  2. Step 2: Convert to fraction form
    64,616.60/96,906.12 = 25,164.92/x
  3. Step 3: Cross multiply
    64,616.60x = 96,906.12 × 25,164.92
  4. Step 4: Simplify right side
    64,616.60x = 2,438,634,757.31
  5. Step 5: Solve for x
    x = 2,438,634,757.31/64,616.60
  6. Step 6: Final answer
    x = 37,740.07

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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.