Home / 114,771.28-172,123.44-44,633.92

Finding the Fourth Proportional to 114,771.28, 172,123.44 and 44,633.92

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Solution

The fourth proportional to 114,771.28, 172,123.44 and 44,633.92 is: 66,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,771.28 : 172,123.44 = 44,633.92 : x
  2. Step 2: Convert to fraction form
    114,771.28/172,123.44 = 44,633.92/x
  3. Step 3: Cross multiply
    114,771.28x = 172,123.44 × 44,633.92
  4. Step 4: Simplify right side
    114,771.28x = 7,682,543,851.08
  5. Step 5: Solve for x
    x = 7,682,543,851.08/114,771.28
  6. Step 6: Final answer
    x = 66,937.86

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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.