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Finding the Fourth Proportional to 17,014.25, 25,518.51 and 12,068.87

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Solution

The fourth proportional to 17,014.25, 25,518.51 and 12,068.87 is: 18,101.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,014.25 : 25,518.51 = 12,068.87 : x
  2. Step 2: Convert to fraction form
    17,014.25/25,518.51 = 12,068.87/x
  3. Step 3: Cross multiply
    17,014.25x = 25,518.51 × 12,068.87
  4. Step 4: Simplify right side
    17,014.25x = 307,979,452.19
  5. Step 5: Solve for x
    x = 307,979,452.19/17,014.25
  6. Step 6: Final answer
    x = 18,101.26

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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.