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Finding the Fourth Proportional to 17,475, 26,186.94 and 10,881.12

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Solution

The fourth proportional to 17,475, 26,186.94 and 10,881.12 is: 16,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,475 : 26,186.94 = 10,881.12 : x
  2. Step 2: Convert to fraction form
    17,475/26,186.94 = 10,881.12/x
  3. Step 3: Cross multiply
    17,475x = 26,186.94 × 10,881.12
  4. Step 4: Simplify right side
    17,475x = 284,943,236.57
  5. Step 5: Solve for x
    x = 284,943,236.57/17,475
  6. Step 6: Final answer
    x = 16,305.76

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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.