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Finding the Fourth Proportional to 172,597.92, 258,958.98 and 60,294.66

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Solution

The fourth proportional to 172,597.92, 258,958.98 and 60,294.66 is: 90,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,597.92 : 258,958.98 = 60,294.66 : x
  2. Step 2: Convert to fraction form
    172,597.92/258,958.98 = 60,294.66/x
  3. Step 3: Cross multiply
    172,597.92x = 258,958.98 × 60,294.66
  4. Step 4: Simplify right side
    172,597.92x = 15,613,843,653.05
  5. Step 5: Solve for x
    x = 15,613,843,653.05/172,597.92
  6. Step 6: Final answer
    x = 90,463.68

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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.