Home / 80,533.85-111,136.90-44,723.87

Finding the Fourth Proportional to 80,533.85, 111,136.90 and 44,723.87

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Solution

The fourth proportional to 80,533.85, 111,136.90 and 44,723.87 is: 61,719.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,533.85 : 111,136.90 = 44,723.87 : x
  2. Step 2: Convert to fraction form
    80,533.85/111,136.90 = 44,723.87/x
  3. Step 3: Cross multiply
    80,533.85x = 111,136.90 × 44,723.87
  4. Step 4: Simplify right side
    80,533.85x = 4,970,472,267.80
  5. Step 5: Solve for x
    x = 4,970,472,267.80/80,533.85
  6. Step 6: Final answer
    x = 61,719.04

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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.