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Finding the Fourth Proportional to 101,341.88, 152,012.81 and 27,469.88

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Solution

The fourth proportional to 101,341.88, 152,012.81 and 27,469.88 is: 41,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341.88 : 152,012.81 = 27,469.88 : x
  2. Step 2: Convert to fraction form
    101,341.88/152,012.81 = 27,469.88/x
  3. Step 3: Cross multiply
    101,341.88x = 152,012.81 × 27,469.88
  4. Step 4: Simplify right side
    101,341.88x = 4,175,772,957.77
  5. Step 5: Solve for x
    x = 4,175,772,957.77/101,341.88
  6. Step 6: Final answer
    x = 41,204.81

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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.