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Finding the Fourth Proportional to 101,716.76, 152,557.72 and 26,837.68

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Solution

The fourth proportional to 101,716.76, 152,557.72 and 26,837.68 is: 40,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,716.76 : 152,557.72 = 26,837.68 : x
  2. Step 2: Convert to fraction form
    101,716.76/152,557.72 = 26,837.68/x
  3. Step 3: Cross multiply
    101,716.76x = 152,557.72 × 26,837.68
  4. Step 4: Simplify right side
    101,716.76x = 4,094,295,270.89
  5. Step 5: Solve for x
    x = 4,094,295,270.89/101,716.76
  6. Step 6: Final answer
    x = 40,251.92

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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.