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Finding the Fourth Proportional to 60,724.60, 91,086.90 and 44,006.20

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Solution

The fourth proportional to 60,724.60, 91,086.90 and 44,006.20 is: 66,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,724.60 : 91,086.90 = 44,006.20 : x
  2. Step 2: Convert to fraction form
    60,724.60/91,086.90 = 44,006.20/x
  3. Step 3: Cross multiply
    60,724.60x = 91,086.90 × 44,006.20
  4. Step 4: Simplify right side
    60,724.60x = 4,008,388,338.78
  5. Step 5: Solve for x
    x = 4,008,388,338.78/60,724.60
  6. Step 6: Final answer
    x = 66,009.30

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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.