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Finding the Fourth Proportional to 17,460.87, 24,130.22 and 15,516.87

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Solution

The fourth proportional to 17,460.87, 24,130.22 and 15,516.87 is: 21,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,460.87 : 24,130.22 = 15,516.87 : x
  2. Step 2: Convert to fraction form
    17,460.87/24,130.22 = 15,516.87/x
  3. Step 3: Cross multiply
    17,460.87x = 24,130.22 × 15,516.87
  4. Step 4: Simplify right side
    17,460.87x = 374,425,409.23
  5. Step 5: Solve for x
    x = 374,425,409.23/17,460.87
  6. Step 6: Final answer
    x = 21,443.69

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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.