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Finding the Fourth Proportional to 101,048.81, 151,575.93 and 25,144.29

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Solution

The fourth proportional to 101,048.81, 151,575.93 and 25,144.29 is: 37,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,048.81 : 151,575.93 = 25,144.29 : x
  2. Step 2: Convert to fraction form
    101,048.81/151,575.93 = 25,144.29/x
  3. Step 3: Cross multiply
    101,048.81x = 151,575.93 × 25,144.29
  4. Step 4: Simplify right side
    101,048.81x = 3,811,269,140.94
  5. Step 5: Solve for x
    x = 3,811,269,140.94/101,048.81
  6. Step 6: Final answer
    x = 37,717.11

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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.