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Finding the Fourth Proportional to 53,593.40, 73,959.09 and 29,722.28

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Solution

The fourth proportional to 53,593.40, 73,959.09 and 29,722.28 is: 41,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,593.40 : 73,959.09 = 29,722.28 : x
  2. Step 2: Convert to fraction form
    53,593.40/73,959.09 = 29,722.28/x
  3. Step 3: Cross multiply
    53,593.40x = 73,959.09 × 29,722.28
  4. Step 4: Simplify right side
    53,593.40x = 2,198,232,781.53
  5. Step 5: Solve for x
    x = 2,198,232,781.53/53,593.40
  6. Step 6: Final answer
    x = 41,016.86

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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.