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Finding the Fourth Proportional to 32,754.78, 45,200.28 and 18,606.06

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Solution

The fourth proportional to 32,754.78, 45,200.28 and 18,606.06 is: 25,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,754.78 : 45,200.28 = 18,606.06 : x
  2. Step 2: Convert to fraction form
    32,754.78/45,200.28 = 18,606.06/x
  3. Step 3: Cross multiply
    32,754.78x = 45,200.28 × 18,606.06
  4. Step 4: Simplify right side
    32,754.78x = 840,999,121.70
  5. Step 5: Solve for x
    x = 840,999,121.70/32,754.78
  6. Step 6: Final answer
    x = 25,675.62

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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.