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Finding the Fourth Proportional to 107,601, 148,489.38 and 60,497

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Solution

The fourth proportional to 107,601, 148,489.38 and 60,497 is: 83,485.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,601 : 148,489.38 = 60,497 : x
  2. Step 2: Convert to fraction form
    107,601/148,489.38 = 60,497/x
  3. Step 3: Cross multiply
    107,601x = 148,489.38 × 60,497
  4. Step 4: Simplify right side
    107,601x = 8,983,162,021.86
  5. Step 5: Solve for x
    x = 8,983,162,021.86/107,601
  6. Step 6: Final answer
    x = 83,485.86

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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.