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Finding the Fourth Proportional to 15,183.01, 22,776.93 and 6,418

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Solution

The fourth proportional to 15,183.01, 22,776.93 and 6,418 is: 9,628.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.01 : 22,776.93 = 6,418 : x
  2. Step 2: Convert to fraction form
    15,183.01/22,776.93 = 6,418/x
  3. Step 3: Cross multiply
    15,183.01x = 22,776.93 × 6,418
  4. Step 4: Simplify right side
    15,183.01x = 146,182,336.74
  5. Step 5: Solve for x
    x = 146,182,336.74/15,183.01
  6. Step 6: Final answer
    x = 9,628.02

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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.