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Finding the Fourth Proportional to 53,596.78, 73,964 and 29,723.78

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Solution

The fourth proportional to 53,596.78, 73,964 and 29,723.78 is: 41,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,596.78 : 73,964 = 29,723.78 : x
  2. Step 2: Convert to fraction form
    53,596.78/73,964 = 29,723.78/x
  3. Step 3: Cross multiply
    53,596.78x = 73,964 × 29,723.78
  4. Step 4: Simplify right side
    53,596.78x = 2,198,489,663.92
  5. Step 5: Solve for x
    x = 2,198,489,663.92/53,596.78
  6. Step 6: Final answer
    x = 41,019.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.