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Finding the Fourth Proportional to 74,262, 111,410.52 and 25,014

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Solution

The fourth proportional to 74,262, 111,410.52 and 25,014 is: 37,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,262 : 111,410.52 = 25,014 : x
  2. Step 2: Convert to fraction form
    74,262/111,410.52 = 25,014/x
  3. Step 3: Cross multiply
    74,262x = 111,410.52 × 25,014
  4. Step 4: Simplify right side
    74,262x = 2,786,822,747.28
  5. Step 5: Solve for x
    x = 2,786,822,747.28/74,262
  6. Step 6: Final answer
    x = 37,526.90

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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.