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Finding the Fourth Proportional to 52,896.69, 72,997.56 and 29,023.56

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Solution

The fourth proportional to 52,896.69, 72,997.56 and 29,023.56 is: 40,052.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,896.69 : 72,997.56 = 29,023.56 : x
  2. Step 2: Convert to fraction form
    52,896.69/72,997.56 = 29,023.56/x
  3. Step 3: Cross multiply
    52,896.69x = 72,997.56 × 29,023.56
  4. Step 4: Simplify right side
    52,896.69x = 2,118,649,062.51
  5. Step 5: Solve for x
    x = 2,118,649,062.51/52,896.69
  6. Step 6: Final answer
    x = 40,052.58

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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.