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Finding the Fourth Proportional to 17,495.60, 24,152.10 and 11,211.56

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Solution

The fourth proportional to 17,495.60, 24,152.10 and 11,211.56 is: 15,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.60 : 24,152.10 = 11,211.56 : x
  2. Step 2: Convert to fraction form
    17,495.60/24,152.10 = 11,211.56/x
  3. Step 3: Cross multiply
    17,495.60x = 24,152.10 × 11,211.56
  4. Step 4: Simplify right side
    17,495.60x = 270,782,718.28
  5. Step 5: Solve for x
    x = 270,782,718.28/17,495.60
  6. Step 6: Final answer
    x = 15,477.19

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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.