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Finding the Fourth Proportional to 64,193.56, 96,266.42 and 22,061.72

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Solution

The fourth proportional to 64,193.56, 96,266.42 and 22,061.72 is: 33,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,193.56 : 96,266.42 = 22,061.72 : x
  2. Step 2: Convert to fraction form
    64,193.56/96,266.42 = 22,061.72/x
  3. Step 3: Cross multiply
    64,193.56x = 96,266.42 × 22,061.72
  4. Step 4: Simplify right side
    64,193.56x = 2,123,802,599.13
  5. Step 5: Solve for x
    x = 2,123,802,599.13/64,193.56
  6. Step 6: Final answer
    x = 33,084.35

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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.