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Finding the Fourth Proportional to 27,489.92, 37,919.04 and 24,130.08

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Solution

The fourth proportional to 27,489.92, 37,919.04 and 24,130.08 is: 33,284.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.92 : 37,919.04 = 24,130.08 : x
  2. Step 2: Convert to fraction form
    27,489.92/37,919.04 = 24,130.08/x
  3. Step 3: Cross multiply
    27,489.92x = 37,919.04 × 24,130.08
  4. Step 4: Simplify right side
    27,489.92x = 914,989,468.72
  5. Step 5: Solve for x
    x = 914,989,468.72/27,489.92
  6. Step 6: Final answer
    x = 33,284.54

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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.