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Finding the Fourth Proportional to 356,827.14, 535,188.42 and 104,039.73

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Solution

The fourth proportional to 356,827.14, 535,188.42 and 104,039.73 is: 156,044.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,827.14 : 535,188.42 = 104,039.73 : x
  2. Step 2: Convert to fraction form
    356,827.14/535,188.42 = 104,039.73/x
  3. Step 3: Cross multiply
    356,827.14x = 535,188.42 × 104,039.73
  4. Step 4: Simplify right side
    356,827.14x = 55,680,858,715.93
  5. Step 5: Solve for x
    x = 55,680,858,715.93/356,827.14
  6. Step 6: Final answer
    x = 156,044.35

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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.