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Finding the Fourth Proportional to 65,337.68, 98,009.76 and 18,593.84

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Solution

The fourth proportional to 65,337.68, 98,009.76 and 18,593.84 is: 27,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,337.68 : 98,009.76 = 18,593.84 : x
  2. Step 2: Convert to fraction form
    65,337.68/98,009.76 = 18,593.84/x
  3. Step 3: Cross multiply
    65,337.68x = 98,009.76 × 18,593.84
  4. Step 4: Simplify right side
    65,337.68x = 1,822,377,795.88
  5. Step 5: Solve for x
    x = 1,822,377,795.88/65,337.68
  6. Step 6: Final answer
    x = 27,891.68

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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.