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Finding the Fourth Proportional to 15,110.20, 22,662.60 and 9,553.60

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Solution

The fourth proportional to 15,110.20, 22,662.60 and 9,553.60 is: 14,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.20 : 22,662.60 = 9,553.60 : x
  2. Step 2: Convert to fraction form
    15,110.20/22,662.60 = 9,553.60/x
  3. Step 3: Cross multiply
    15,110.20x = 22,662.60 × 9,553.60
  4. Step 4: Simplify right side
    15,110.20x = 216,509,415.36
  5. Step 5: Solve for x
    x = 216,509,415.36/15,110.20
  6. Step 6: Final answer
    x = 14,328.69

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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.