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Finding the Fourth Proportional to 62,888.73, 86,773.86 and 36,039.66

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Solution

The fourth proportional to 62,888.73, 86,773.86 and 36,039.66 is: 49,727.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,888.73 : 86,773.86 = 36,039.66 : x
  2. Step 2: Convert to fraction form
    62,888.73/86,773.86 = 36,039.66/x
  3. Step 3: Cross multiply
    62,888.73x = 86,773.86 × 36,039.66
  4. Step 4: Simplify right side
    62,888.73x = 3,127,300,411.29
  5. Step 5: Solve for x
    x = 3,127,300,411.29/62,888.73
  6. Step 6: Final answer
    x = 49,727.52

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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.