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Finding the Fourth Proportional to 17,959.34, 26,937.79 and 6,867.16

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Solution

The fourth proportional to 17,959.34, 26,937.79 and 6,867.16 is: 10,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.34 : 26,937.79 = 6,867.16 : x
  2. Step 2: Convert to fraction form
    17,959.34/26,937.79 = 6,867.16/x
  3. Step 3: Cross multiply
    17,959.34x = 26,937.79 × 6,867.16
  4. Step 4: Simplify right side
    17,959.34x = 184,986,029.46
  5. Step 5: Solve for x
    x = 184,986,029.46/17,959.34
  6. Step 6: Final answer
    x = 10,300.27

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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.