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Finding the Fourth Proportional to 59,294.66, 81,869.42 and 36,664.68

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Solution

The fourth proportional to 59,294.66, 81,869.42 and 36,664.68 is: 50,623.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,294.66 : 81,869.42 = 36,664.68 : x
  2. Step 2: Convert to fraction form
    59,294.66/81,869.42 = 36,664.68/x
  3. Step 3: Cross multiply
    59,294.66x = 81,869.42 × 36,664.68
  4. Step 4: Simplify right side
    59,294.66x = 3,001,716,086.09
  5. Step 5: Solve for x
    x = 3,001,716,086.09/59,294.66
  6. Step 6: Final answer
    x = 50,623.72

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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.