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Finding the Fourth Proportional to 119,494.84, 179,200.95 and 52,981.49

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Solution

The fourth proportional to 119,494.84, 179,200.95 and 52,981.49 is: 79,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,494.84 : 179,200.95 = 52,981.49 : x
  2. Step 2: Convert to fraction form
    119,494.84/179,200.95 = 52,981.49/x
  3. Step 3: Cross multiply
    119,494.84x = 179,200.95 × 52,981.49
  4. Step 4: Simplify right side
    119,494.84x = 9,494,332,179.50
  5. Step 5: Solve for x
    x = 9,494,332,179.50/119,494.84
  6. Step 6: Final answer
    x = 79,453.91

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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.