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Finding the Fourth Proportional to 14,663.93, 21,997.10 and 4,802.99

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Solution

The fourth proportional to 14,663.93, 21,997.10 and 4,802.99 is: 7,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.93 : 21,997.10 = 4,802.99 : x
  2. Step 2: Convert to fraction form
    14,663.93/21,997.10 = 4,802.99/x
  3. Step 3: Cross multiply
    14,663.93x = 21,997.10 × 4,802.99
  4. Step 4: Simplify right side
    14,663.93x = 105,651,717.33
  5. Step 5: Solve for x
    x = 105,651,717.33/14,663.93
  6. Step 6: Final answer
    x = 7,204.87

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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.