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Finding the Fourth Proportional to 173,322.98, 239,187.29 and 101,704.20

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Solution

The fourth proportional to 173,322.98, 239,187.29 and 101,704.20 is: 140,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,322.98 : 239,187.29 = 101,704.20 : x
  2. Step 2: Convert to fraction form
    173,322.98/239,187.29 = 101,704.20/x
  3. Step 3: Cross multiply
    173,322.98x = 239,187.29 × 101,704.20
  4. Step 4: Simplify right side
    173,322.98x = 24,326,351,979.62
  5. Step 5: Solve for x
    x = 24,326,351,979.62/173,322.98
  6. Step 6: Final answer
    x = 140,352.72

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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.