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Finding the Fourth Proportional to 221,927.06, 332,893.01 and 64,156.88

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Solution

The fourth proportional to 221,927.06, 332,893.01 and 64,156.88 is: 96,236.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,927.06 : 332,893.01 = 64,156.88 : x
  2. Step 2: Convert to fraction form
    221,927.06/332,893.01 = 64,156.88/x
  3. Step 3: Cross multiply
    221,927.06x = 332,893.01 × 64,156.88
  4. Step 4: Simplify right side
    221,927.06x = 21,357,375,391.34
  5. Step 5: Solve for x
    x = 21,357,375,391.34/221,927.06
  6. Step 6: Final answer
    x = 96,236.01

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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.