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Finding the Fourth Proportional to 59,754.16, 89,645.76 and 18,201.16

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Solution

The fourth proportional to 59,754.16, 89,645.76 and 18,201.16 is: 27,306.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,754.16 : 89,645.76 = 18,201.16 : x
  2. Step 2: Convert to fraction form
    59,754.16/89,645.76 = 18,201.16/x
  3. Step 3: Cross multiply
    59,754.16x = 89,645.76 × 18,201.16
  4. Step 4: Simplify right side
    59,754.16x = 1,631,656,821.08
  5. Step 5: Solve for x
    x = 1,631,656,821.08/59,754.16
  6. Step 6: Final answer
    x = 27,306.16

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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.