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Finding the Fourth Proportional to 18,154.08, 25,051.80 and 10,600.80

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Solution

The fourth proportional to 18,154.08, 25,051.80 and 10,600.80 is: 14,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.08 : 25,051.80 = 10,600.80 : x
  2. Step 2: Convert to fraction form
    18,154.08/25,051.80 = 10,600.80/x
  3. Step 3: Cross multiply
    18,154.08x = 25,051.80 × 10,600.80
  4. Step 4: Simplify right side
    18,154.08x = 265,569,121.44
  5. Step 5: Solve for x
    x = 265,569,121.44/18,154.08
  6. Step 6: Final answer
    x = 14,628.62

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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.