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Finding the Fourth Proportional to 183,218.88, 274,828.32 and 64,861.92

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Solution

The fourth proportional to 183,218.88, 274,828.32 and 64,861.92 is: 97,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,218.88 : 274,828.32 = 64,861.92 : x
  2. Step 2: Convert to fraction form
    183,218.88/274,828.32 = 64,861.92/x
  3. Step 3: Cross multiply
    183,218.88x = 274,828.32 × 64,861.92
  4. Step 4: Simplify right side
    183,218.88x = 17,825,892,505.57
  5. Step 5: Solve for x
    x = 17,825,892,505.57/183,218.88
  6. Step 6: Final answer
    x = 97,292.88

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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.