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Finding the Fourth Proportional to 67,207.90, 100,814.24 and 22,828.88

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Solution

The fourth proportional to 67,207.90, 100,814.24 and 22,828.88 is: 34,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,207.90 : 100,814.24 = 22,828.88 : x
  2. Step 2: Convert to fraction form
    67,207.90/100,814.24 = 22,828.88/x
  3. Step 3: Cross multiply
    67,207.90x = 100,814.24 × 22,828.88
  4. Step 4: Simplify right side
    67,207.90x = 2,301,476,187.25
  5. Step 5: Solve for x
    x = 2,301,476,187.25/67,207.90
  6. Step 6: Final answer
    x = 34,244.13

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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.