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Finding the Fourth Proportional to 74,773.64, 112,180.62 and 24,861.80

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Solution

The fourth proportional to 74,773.64, 112,180.62 and 24,861.80 is: 37,299.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,773.64 : 112,180.62 = 24,861.80 : x
  2. Step 2: Convert to fraction form
    74,773.64/112,180.62 = 24,861.80/x
  3. Step 3: Cross multiply
    74,773.64x = 112,180.62 × 24,861.80
  4. Step 4: Simplify right side
    74,773.64x = 2,789,012,138.32
  5. Step 5: Solve for x
    x = 2,789,012,138.32/74,773.64
  6. Step 6: Final answer
    x = 37,299.40

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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.