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Finding the Fourth Proportional to 43,603, 60,172.14 and 23,731

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Solution

The fourth proportional to 43,603, 60,172.14 and 23,731 is: 32,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,603 : 60,172.14 = 23,731 : x
  2. Step 2: Convert to fraction form
    43,603/60,172.14 = 23,731/x
  3. Step 3: Cross multiply
    43,603x = 60,172.14 × 23,731
  4. Step 4: Simplify right side
    43,603x = 1,427,945,054.34
  5. Step 5: Solve for x
    x = 1,427,945,054.34/43,603
  6. Step 6: Final answer
    x = 32,748.78

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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.