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Finding the Fourth Proportional to 173,101.80, 259,625.70 and 54,802.20

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Solution

The fourth proportional to 173,101.80, 259,625.70 and 54,802.20 is: 82,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,101.80 : 259,625.70 = 54,802.20 : x
  2. Step 2: Convert to fraction form
    173,101.80/259,625.70 = 54,802.20/x
  3. Step 3: Cross multiply
    173,101.80x = 259,625.70 × 54,802.20
  4. Step 4: Simplify right side
    173,101.80x = 14,228,059,536.54
  5. Step 5: Solve for x
    x = 14,228,059,536.54/173,101.80
  6. Step 6: Final answer
    x = 82,194.75

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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.