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Finding the Fourth Proportional to 14,719.79, 22,080.69 and 4,865.99

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Solution

The fourth proportional to 14,719.79, 22,080.69 and 4,865.99 is: 7,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719.79 : 22,080.69 = 4,865.99 : x
  2. Step 2: Convert to fraction form
    14,719.79/22,080.69 = 4,865.99/x
  3. Step 3: Cross multiply
    14,719.79x = 22,080.69 × 4,865.99
  4. Step 4: Simplify right side
    14,719.79x = 107,444,306.33
  5. Step 5: Solve for x
    x = 107,444,306.33/14,719.79
  6. Step 6: Final answer
    x = 7,299.31

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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.