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Finding the Fourth Proportional to 247,102.38, 370,513.06 and 97,261.43

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Solution

The fourth proportional to 247,102.38, 370,513.06 and 97,261.43 is: 145,836.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,102.38 : 370,513.06 = 97,261.43 : x
  2. Step 2: Convert to fraction form
    247,102.38/370,513.06 = 97,261.43/x
  3. Step 3: Cross multiply
    247,102.38x = 370,513.06 × 97,261.43
  4. Step 4: Simplify right side
    247,102.38x = 36,036,627,953.56
  5. Step 5: Solve for x
    x = 36,036,627,953.56/247,102.38
  6. Step 6: Final answer
    x = 145,836.83

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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.