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Finding the Fourth Proportional to 62,894.81, 86,793.41 and 36,053.13

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Solution

The fourth proportional to 62,894.81, 86,793.41 and 36,053.13 is: 49,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,894.81 : 86,793.41 = 36,053.13 : x
  2. Step 2: Convert to fraction form
    62,894.81/86,793.41 = 36,053.13/x
  3. Step 3: Cross multiply
    62,894.81x = 86,793.41 × 36,053.13
  4. Step 4: Simplify right side
    62,894.81x = 3,129,173,913.61
  5. Step 5: Solve for x
    x = 3,129,173,913.61/62,894.81
  6. Step 6: Final answer
    x = 49,752.50

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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.