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Finding the Fourth Proportional to 69,892.32, 95,908.92 and 63,556.32

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Solution

The fourth proportional to 69,892.32, 95,908.92 and 63,556.32 is: 87,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,892.32 : 95,908.92 = 63,556.32 : x
  2. Step 2: Convert to fraction form
    69,892.32/95,908.92 = 63,556.32/x
  3. Step 3: Cross multiply
    69,892.32x = 95,908.92 × 63,556.32
  4. Step 4: Simplify right side
    69,892.32x = 6,095,618,010.37
  5. Step 5: Solve for x
    x = 6,095,618,010.37/69,892.32
  6. Step 6: Final answer
    x = 87,214.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.