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Finding the Fourth Proportional to 107,340.66, 160,691.04 and 65,093.49

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Solution

The fourth proportional to 107,340.66, 160,691.04 and 65,093.49 is: 97,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,340.66 : 160,691.04 = 65,093.49 : x
  2. Step 2: Convert to fraction form
    107,340.66/160,691.04 = 65,093.49/x
  3. Step 3: Cross multiply
    107,340.66x = 160,691.04 × 65,093.49
  4. Step 4: Simplify right side
    107,340.66x = 10,459,940,605.33
  5. Step 5: Solve for x
    x = 10,459,940,605.33/107,340.66
  6. Step 6: Final answer
    x = 97,446.21

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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.