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Finding the Fourth Proportional to 45,001, 62,101.38 and 25,129

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Solution

The fourth proportional to 45,001, 62,101.38 and 25,129 is: 34,678.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,001 : 62,101.38 = 25,129 : x
  2. Step 2: Convert to fraction form
    45,001/62,101.38 = 25,129/x
  3. Step 3: Cross multiply
    45,001x = 62,101.38 × 25,129
  4. Step 4: Simplify right side
    45,001x = 1,560,545,578.02
  5. Step 5: Solve for x
    x = 1,560,545,578.02/45,001
  6. Step 6: Final answer
    x = 34,678.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.