Home / 49,586.62-74,380.02-40,803.16

Finding the Fourth Proportional to 49,586.62, 74,380.02 and 40,803.16

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Solution

The fourth proportional to 49,586.62, 74,380.02 and 40,803.16 is: 61,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,586.62 : 74,380.02 = 40,803.16 : x
  2. Step 2: Convert to fraction form
    49,586.62/74,380.02 = 40,803.16/x
  3. Step 3: Cross multiply
    49,586.62x = 74,380.02 × 40,803.16
  4. Step 4: Simplify right side
    49,586.62x = 3,034,939,856.86
  5. Step 5: Solve for x
    x = 3,034,939,856.86/49,586.62
  6. Step 6: Final answer
    x = 61,204.81

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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.