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Finding the Fourth Proportional to 40,450.95, 60,894.81 and 36,382.05

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Solution

The fourth proportional to 40,450.95, 60,894.81 and 36,382.05 is: 54,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.95 : 60,894.81 = 36,382.05 : x
  2. Step 2: Convert to fraction form
    40,450.95/60,894.81 = 36,382.05/x
  3. Step 3: Cross multiply
    40,450.95x = 60,894.81 × 36,382.05
  4. Step 4: Simplify right side
    40,450.95x = 2,215,478,022.16
  5. Step 5: Solve for x
    x = 2,215,478,022.16/40,450.95
  6. Step 6: Final answer
    x = 54,769.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.