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Finding the Fourth Proportional to 192,894.46, 289,528.44 and 93,124.68

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Solution

The fourth proportional to 192,894.46, 289,528.44 and 93,124.68 is: 139,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,894.46 : 289,528.44 = 93,124.68 : x
  2. Step 2: Convert to fraction form
    192,894.46/289,528.44 = 93,124.68/x
  3. Step 3: Cross multiply
    192,894.46x = 289,528.44 × 93,124.68
  4. Step 4: Simplify right side
    192,894.46x = 26,962,243,325.90
  5. Step 5: Solve for x
    x = 26,962,243,325.90/192,894.46
  6. Step 6: Final answer
    x = 139,777.18

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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.