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Finding the Fourth Proportional to 60,562.20, 90,843.30 and 16,786.20

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Solution

The fourth proportional to 60,562.20, 90,843.30 and 16,786.20 is: 25,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,562.20 : 90,843.30 = 16,786.20 : x
  2. Step 2: Convert to fraction form
    60,562.20/90,843.30 = 16,786.20/x
  3. Step 3: Cross multiply
    60,562.20x = 90,843.30 × 16,786.20
  4. Step 4: Simplify right side
    60,562.20x = 1,524,913,802.46
  5. Step 5: Solve for x
    x = 1,524,913,802.46/60,562.20
  6. Step 6: Final answer
    x = 25,179.30

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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.