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Finding the Fourth Proportional to 175,169.88, 241,734.70 and 99,718.38

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Solution

The fourth proportional to 175,169.88, 241,734.70 and 99,718.38 is: 137,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,169.88 : 241,734.70 = 99,718.38 : x
  2. Step 2: Convert to fraction form
    175,169.88/241,734.70 = 99,718.38/x
  3. Step 3: Cross multiply
    175,169.88x = 241,734.70 × 99,718.38
  4. Step 4: Simplify right side
    175,169.88x = 24,105,392,673.79
  5. Step 5: Solve for x
    x = 24,105,392,673.79/175,169.88
  6. Step 6: Final answer
    x = 137,611.52

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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.