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Finding the Fourth Proportional to 224,736.70, 336,667.65 and 124,717.90

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Solution

The fourth proportional to 224,736.70, 336,667.65 and 124,717.90 is: 186,834.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,736.70 : 336,667.65 = 124,717.90 : x
  2. Step 2: Convert to fraction form
    224,736.70/336,667.65 = 124,717.90/x
  3. Step 3: Cross multiply
    224,736.70x = 336,667.65 × 124,717.90
  4. Step 4: Simplify right side
    224,736.70x = 41,988,482,305.94
  5. Step 5: Solve for x
    x = 41,988,482,305.94/224,736.70
  6. Step 6: Final answer
    x = 186,834.11

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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.