Home / 192,711.08-289,045.86-50,570.68

Finding the Fourth Proportional to 192,711.08, 289,045.86 and 50,570.68

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Solution

The fourth proportional to 192,711.08, 289,045.86 and 50,570.68 is: 75,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,711.08 : 289,045.86 = 50,570.68 : x
  2. Step 2: Convert to fraction form
    192,711.08/289,045.86 = 50,570.68/x
  3. Step 3: Cross multiply
    192,711.08x = 289,045.86 × 50,570.68
  4. Step 4: Simplify right side
    192,711.08x = 14,617,245,691.38
  5. Step 5: Solve for x
    x = 14,617,245,691.38/192,711.08
  6. Step 6: Final answer
    x = 75,850.57

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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.