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Finding the Fourth Proportional to 59,456.53, 89,194.02 and 20,010.57

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Solution

The fourth proportional to 59,456.53, 89,194.02 and 20,010.57 is: 30,018.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,456.53 : 89,194.02 = 20,010.57 : x
  2. Step 2: Convert to fraction form
    59,456.53/89,194.02 = 20,010.57/x
  3. Step 3: Cross multiply
    59,456.53x = 89,194.02 × 20,010.57
  4. Step 4: Simplify right side
    59,456.53x = 1,784,823,180.79
  5. Step 5: Solve for x
    x = 1,784,823,180.79/59,456.53
  6. Step 6: Final answer
    x = 30,018.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.