Home / 50,123.78-75,162.12-29,069.80

Finding the Fourth Proportional to 50,123.78, 75,162.12 and 29,069.80

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Solution

The fourth proportional to 50,123.78, 75,162.12 and 29,069.80 is: 43,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,123.78 : 75,162.12 = 29,069.80 : x
  2. Step 2: Convert to fraction form
    50,123.78/75,162.12 = 29,069.80/x
  3. Step 3: Cross multiply
    50,123.78x = 75,162.12 × 29,069.80
  4. Step 4: Simplify right side
    50,123.78x = 2,184,947,795.98
  5. Step 5: Solve for x
    x = 2,184,947,795.98/50,123.78
  6. Step 6: Final answer
    x = 43,591.04

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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.