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Finding the Fourth Proportional to 27,183.69, 37,500.71 and 19,230.30

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Solution

The fourth proportional to 27,183.69, 37,500.71 and 19,230.30 is: 26,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,183.69 : 37,500.71 = 19,230.30 : x
  2. Step 2: Convert to fraction form
    27,183.69/37,500.71 = 19,230.30/x
  3. Step 3: Cross multiply
    27,183.69x = 37,500.71 × 19,230.30
  4. Step 4: Simplify right side
    27,183.69x = 721,149,807.36
  5. Step 5: Solve for x
    x = 721,149,807.36/27,183.69
  6. Step 6: Final answer
    x = 26,528.77

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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.