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Finding the Fourth Proportional to 27,372.76, 37,774.44 and 14,797.50

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Solution

The fourth proportional to 27,372.76, 37,774.44 and 14,797.50 is: 20,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.76 : 37,774.44 = 14,797.50 : x
  2. Step 2: Convert to fraction form
    27,372.76/37,774.44 = 14,797.50/x
  3. Step 3: Cross multiply
    27,372.76x = 37,774.44 × 14,797.50
  4. Step 4: Simplify right side
    27,372.76x = 558,967,275.90
  5. Step 5: Solve for x
    x = 558,967,275.90/27,372.76
  6. Step 6: Final answer
    x = 20,420.57

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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.