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Finding the Fourth Proportional to 173,490.98, 239,419.41 and 101,871.86

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Solution

The fourth proportional to 173,490.98, 239,419.41 and 101,871.86 is: 140,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,490.98 : 239,419.41 = 101,871.86 : x
  2. Step 2: Convert to fraction form
    173,490.98/239,419.41 = 101,871.86/x
  3. Step 3: Cross multiply
    173,490.98x = 239,419.41 × 101,871.86
  4. Step 4: Simplify right side
    173,490.98x = 24,390,100,616.80
  5. Step 5: Solve for x
    x = 24,390,100,616.80/173,490.98
  6. Step 6: Final answer
    x = 140,584.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.