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Finding the Fourth Proportional to 17,390.16, 26,096.16 and 10,009.08

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Solution

The fourth proportional to 17,390.16, 26,096.16 and 10,009.08 is: 15,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.16 : 26,096.16 = 10,009.08 : x
  2. Step 2: Convert to fraction form
    17,390.16/26,096.16 = 10,009.08/x
  3. Step 3: Cross multiply
    17,390.16x = 26,096.16 × 10,009.08
  4. Step 4: Simplify right side
    17,390.16x = 261,198,553.13
  5. Step 5: Solve for x
    x = 261,198,553.13/17,390.16
  6. Step 6: Final answer
    x = 15,019.91

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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.