Home / 57,355.14-79,178.87-35,856.83

Finding the Fourth Proportional to 57,355.14, 79,178.87 and 35,856.83

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Solution

The fourth proportional to 57,355.14, 79,178.87 and 35,856.83 is: 49,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,355.14 : 79,178.87 = 35,856.83 : x
  2. Step 2: Convert to fraction form
    57,355.14/79,178.87 = 35,856.83/x
  3. Step 3: Cross multiply
    57,355.14x = 79,178.87 × 35,856.83
  4. Step 4: Simplify right side
    57,355.14x = 2,839,103,568.77
  5. Step 5: Solve for x
    x = 2,839,103,568.77/57,355.14
  6. Step 6: Final answer
    x = 49,500.42

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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.