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Finding the Fourth Proportional to 61,544.28, 84,943.26 and 36,053.40

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Solution

The fourth proportional to 61,544.28, 84,943.26 and 36,053.40 is: 49,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,544.28 : 84,943.26 = 36,053.40 : x
  2. Step 2: Convert to fraction form
    61,544.28/84,943.26 = 36,053.40/x
  3. Step 3: Cross multiply
    61,544.28x = 84,943.26 × 36,053.40
  4. Step 4: Simplify right side
    61,544.28x = 3,062,493,330.08
  5. Step 5: Solve for x
    x = 3,062,493,330.08/61,544.28
  6. Step 6: Final answer
    x = 49,760.81

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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.