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Finding the Fourth Proportional to 164,906.79, 247,396.47 and 93,862.86

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Solution

The fourth proportional to 164,906.79, 247,396.47 and 93,862.86 is: 140,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,906.79 : 247,396.47 = 93,862.86 : x
  2. Step 2: Convert to fraction form
    164,906.79/247,396.47 = 93,862.86/x
  3. Step 3: Cross multiply
    164,906.79x = 247,396.47 × 93,862.86
  4. Step 4: Simplify right side
    164,906.79x = 23,221,340,228.10
  5. Step 5: Solve for x
    x = 23,221,340,228.10/164,906.79
  6. Step 6: Final answer
    x = 140,814.94

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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.