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Finding the Fourth Proportional to 63,459.83, 95,122.76 and 21,299.94

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Solution

The fourth proportional to 63,459.83, 95,122.76 and 21,299.94 is: 31,927.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,459.83 : 95,122.76 = 21,299.94 : x
  2. Step 2: Convert to fraction form
    63,459.83/95,122.76 = 21,299.94/x
  3. Step 3: Cross multiply
    63,459.83x = 95,122.76 × 21,299.94
  4. Step 4: Simplify right side
    63,459.83x = 2,026,108,974.13
  5. Step 5: Solve for x
    x = 2,026,108,974.13/63,459.83
  6. Step 6: Final answer
    x = 31,927.42

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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.