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Finding the Fourth Proportional to 14,898.79, 22,347.87 and 3,805.48

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Solution

The fourth proportional to 14,898.79, 22,347.87 and 3,805.48 is: 5,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,898.79 : 22,347.87 = 3,805.48 : x
  2. Step 2: Convert to fraction form
    14,898.79/22,347.87 = 3,805.48/x
  3. Step 3: Cross multiply
    14,898.79x = 22,347.87 × 3,805.48
  4. Step 4: Simplify right side
    14,898.79x = 85,044,372.33
  5. Step 5: Solve for x
    x = 85,044,372.33/14,898.79
  6. Step 6: Final answer
    x = 5,708.14

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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.