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Finding the Fourth Proportional to 5,001.99, 6,915.87 and 4,162.38

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Solution

The fourth proportional to 5,001.99, 6,915.87 and 4,162.38 is: 5,755.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.99 : 6,915.87 = 4,162.38 : x
  2. Step 2: Convert to fraction form
    5,001.99/6,915.87 = 4,162.38/x
  3. Step 3: Cross multiply
    5,001.99x = 6,915.87 × 4,162.38
  4. Step 4: Simplify right side
    5,001.99x = 28,786,478.97
  5. Step 5: Solve for x
    x = 28,786,478.97/5,001.99
  6. Step 6: Final answer
    x = 5,755.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.