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Finding the Fourth Proportional to 240,876.02, 331,873.62 and 159,058.98

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Solution

The fourth proportional to 240,876.02, 331,873.62 and 159,058.98 is: 219,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,876.02 : 331,873.62 = 159,058.98 : x
  2. Step 2: Convert to fraction form
    240,876.02/331,873.62 = 159,058.98/x
  3. Step 3: Cross multiply
    240,876.02x = 331,873.62 × 159,058.98
  4. Step 4: Simplify right side
    240,876.02x = 52,787,479,486.11
  5. Step 5: Solve for x
    x = 52,787,479,486.11/240,876.02
  6. Step 6: Final answer
    x = 219,147.93

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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.