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Finding the Fourth Proportional to 65,795.58, 98,730.99 and 27,841.86

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Solution

The fourth proportional to 65,795.58, 98,730.99 and 27,841.86 is: 41,778.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,795.58 : 98,730.99 = 27,841.86 : x
  2. Step 2: Convert to fraction form
    65,795.58/98,730.99 = 27,841.86/x
  3. Step 3: Cross multiply
    65,795.58x = 98,730.99 × 27,841.86
  4. Step 4: Simplify right side
    65,795.58x = 2,748,854,401.24
  5. Step 5: Solve for x
    x = 2,748,854,401.24/65,795.58
  6. Step 6: Final answer
    x = 41,778.71

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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.