Home / 80,824.93-111,541.85-45,014.94

Finding the Fourth Proportional to 80,824.93, 111,541.85 and 45,014.94

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Solution

The fourth proportional to 80,824.93, 111,541.85 and 45,014.94 is: 62,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,824.93 : 111,541.85 = 45,014.94 : x
  2. Step 2: Convert to fraction form
    80,824.93/111,541.85 = 45,014.94/x
  3. Step 3: Cross multiply
    80,824.93x = 111,541.85 × 45,014.94
  4. Step 4: Simplify right side
    80,824.93x = 5,021,049,685.24
  5. Step 5: Solve for x
    x = 5,021,049,685.24/80,824.93
  6. Step 6: Final answer
    x = 62,122.54

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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.