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Finding the Fourth Proportional to 17,888.17, 26,836.24 and 5,880.87

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Solution

The fourth proportional to 17,888.17, 26,836.24 and 5,880.87 is: 8,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.17 : 26,836.24 = 5,880.87 : x
  2. Step 2: Convert to fraction form
    17,888.17/26,836.24 = 5,880.87/x
  3. Step 3: Cross multiply
    17,888.17x = 26,836.24 × 5,880.87
  4. Step 4: Simplify right side
    17,888.17x = 157,820,275.14
  5. Step 5: Solve for x
    x = 157,820,275.14/17,888.17
  6. Step 6: Final answer
    x = 8,822.61

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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.