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Finding the Fourth Proportional to 232,579.50, 348,872.49 and 66,367.50

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Solution

The fourth proportional to 232,579.50, 348,872.49 and 66,367.50 is: 99,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,579.50 : 348,872.49 = 66,367.50 : x
  2. Step 2: Convert to fraction form
    232,579.50/348,872.49 = 66,367.50/x
  3. Step 3: Cross multiply
    232,579.50x = 348,872.49 × 66,367.50
  4. Step 4: Simplify right side
    232,579.50x = 23,153,794,980.08
  5. Step 5: Solve for x
    x = 23,153,794,980.08/232,579.50
  6. Step 6: Final answer
    x = 99,552.17

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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.