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Finding the Fourth Proportional to 62,864.44, 86,755.28 and 37,709.08

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Solution

The fourth proportional to 62,864.44, 86,755.28 and 37,709.08 is: 52,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,864.44 : 86,755.28 = 37,709.08 : x
  2. Step 2: Convert to fraction form
    62,864.44/86,755.28 = 37,709.08/x
  3. Step 3: Cross multiply
    62,864.44x = 86,755.28 × 37,709.08
  4. Step 4: Simplify right side
    62,864.44x = 3,271,461,793.94
  5. Step 5: Solve for x
    x = 3,271,461,793.94/62,864.44
  6. Step 6: Final answer
    x = 52,039.94

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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.