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Finding the Fourth Proportional to 232,561.54, 348,834.41 and 66,349.54

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Solution

The fourth proportional to 232,561.54, 348,834.41 and 66,349.54 is: 99,522.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,561.54 : 348,834.41 = 66,349.54 : x
  2. Step 2: Convert to fraction form
    232,561.54/348,834.41 = 66,349.54/x
  3. Step 3: Cross multiply
    232,561.54x = 348,834.41 × 66,349.54
  4. Step 4: Simplify right side
    232,561.54x = 23,145,002,639.67
  5. Step 5: Solve for x
    x = 23,145,002,639.67/232,561.54
  6. Step 6: Final answer
    x = 99,522.06

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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.