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Finding the Fourth Proportional to 60,086.90, 90,081.74 and 36,705.44

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Solution

The fourth proportional to 60,086.90, 90,081.74 and 36,705.44 is: 55,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,086.90 : 90,081.74 = 36,705.44 : x
  2. Step 2: Convert to fraction form
    60,086.90/90,081.74 = 36,705.44/x
  3. Step 3: Cross multiply
    60,086.90x = 90,081.74 × 36,705.44
  4. Step 4: Simplify right side
    60,086.90x = 3,306,489,902.67
  5. Step 5: Solve for x
    x = 3,306,489,902.67/60,086.90
  6. Step 6: Final answer
    x = 55,028.47

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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.