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Finding the Fourth Proportional to 240,955.86, 361,479.39 and 96,872.82

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Solution

The fourth proportional to 240,955.86, 361,479.39 and 96,872.82 is: 145,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,955.86 : 361,479.39 = 96,872.82 : x
  2. Step 2: Convert to fraction form
    240,955.86/361,479.39 = 96,872.82/x
  3. Step 3: Cross multiply
    240,955.86x = 361,479.39 × 96,872.82
  4. Step 4: Simplify right side
    240,955.86x = 35,017,527,881.18
  5. Step 5: Solve for x
    x = 35,017,527,881.18/240,955.86
  6. Step 6: Final answer
    x = 145,327.56

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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.