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Finding the Fourth Proportional to 199,103.66, 298,551.81 and 93,894.38

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Solution

The fourth proportional to 199,103.66, 298,551.81 and 93,894.38 is: 140,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,103.66 : 298,551.81 = 93,894.38 : x
  2. Step 2: Convert to fraction form
    199,103.66/298,551.81 = 93,894.38/x
  3. Step 3: Cross multiply
    199,103.66x = 298,551.81 × 93,894.38
  4. Step 4: Simplify right side
    199,103.66x = 28,032,337,097.83
  5. Step 5: Solve for x
    x = 28,032,337,097.83/199,103.66
  6. Step 6: Final answer
    x = 140,792.68

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1.5x scale

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.