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Finding the Fourth Proportional to 27,492.52, 37,936.47 and 15,393.69

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Solution

The fourth proportional to 27,492.52, 37,936.47 and 15,393.69 is: 21,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,492.52 : 37,936.47 = 15,393.69 : x
  2. Step 2: Convert to fraction form
    27,492.52/37,936.47 = 15,393.69/x
  3. Step 3: Cross multiply
    27,492.52x = 37,936.47 × 15,393.69
  4. Step 4: Simplify right side
    27,492.52x = 583,982,258.87
  5. Step 5: Solve for x
    x = 583,982,258.87/27,492.52
  6. Step 6: Final answer
    x = 21,241.50

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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.