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Finding the Fourth Proportional to 52,610.82, 78,920.22 and 17,550.47

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Solution

The fourth proportional to 52,610.82, 78,920.22 and 17,550.47 is: 26,327.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,610.82 : 78,920.22 = 17,550.47 : x
  2. Step 2: Convert to fraction form
    52,610.82/78,920.22 = 17,550.47/x
  3. Step 3: Cross multiply
    52,610.82x = 78,920.22 × 17,550.47
  4. Step 4: Simplify right side
    52,610.82x = 1,385,087,216.62
  5. Step 5: Solve for x
    x = 1,385,087,216.62/52,610.82
  6. Step 6: Final answer
    x = 26,327.04

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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.