Home / 43,728.02-65,591.81-37,786.86

Finding the Fourth Proportional to 43,728.02, 65,591.81 and 37,786.86

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Solution

The fourth proportional to 43,728.02, 65,591.81 and 37,786.86 is: 56,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,728.02 : 65,591.81 = 37,786.86 : x
  2. Step 2: Convert to fraction form
    43,728.02/65,591.81 = 37,786.86/x
  3. Step 3: Cross multiply
    43,728.02x = 65,591.81 × 37,786.86
  4. Step 4: Simplify right side
    43,728.02x = 2,478,508,706.93
  5. Step 5: Solve for x
    x = 2,478,508,706.93/43,728.02
  6. Step 6: Final answer
    x = 56,680.10

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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.