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Finding the Fourth Proportional to 60,489.34, 90,754.80 and 27,232.72

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Solution

The fourth proportional to 60,489.34, 90,754.80 and 27,232.72 is: 40,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,489.34 : 90,754.80 = 27,232.72 : x
  2. Step 2: Convert to fraction form
    60,489.34/90,754.80 = 27,232.72/x
  3. Step 3: Cross multiply
    60,489.34x = 90,754.80 × 27,232.72
  4. Step 4: Simplify right side
    60,489.34x = 2,471,500,057.06
  5. Step 5: Solve for x
    x = 2,471,500,057.06/60,489.34
  6. Step 6: Final answer
    x = 40,858.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.