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Finding the Fourth Proportional to 40,366.15, 55,621.02 and 37,563.15

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Solution

The fourth proportional to 40,366.15, 55,621.02 and 37,563.15 is: 51,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,366.15 : 55,621.02 = 37,563.15 : x
  2. Step 2: Convert to fraction form
    40,366.15/55,621.02 = 37,563.15/x
  3. Step 3: Cross multiply
    40,366.15x = 55,621.02 × 37,563.15
  4. Step 4: Simplify right side
    40,366.15x = 2,089,300,717.41
  5. Step 5: Solve for x
    x = 2,089,300,717.41/40,366.15
  6. Step 6: Final answer
    x = 51,758.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.