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Finding the Fourth Proportional to 114,786.92, 172,152.71 and 35,901.17

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Solution

The fourth proportional to 114,786.92, 172,152.71 and 35,901.17 is: 53,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,786.92 : 172,152.71 = 35,901.17 : x
  2. Step 2: Convert to fraction form
    114,786.92/172,152.71 = 35,901.17/x
  3. Step 3: Cross multiply
    114,786.92x = 172,152.71 × 35,901.17
  4. Step 4: Simplify right side
    114,786.92x = 6,180,482,667.40
  5. Step 5: Solve for x
    x = 6,180,482,667.40/114,786.92
  6. Step 6: Final answer
    x = 53,843.09

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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.