Home / 50,071.68-69,098.94-28,850.76

Finding the Fourth Proportional to 50,071.68, 69,098.94 and 28,850.76

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Solution

The fourth proportional to 50,071.68, 69,098.94 and 28,850.76 is: 39,814.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,071.68 : 69,098.94 = 28,850.76 : x
  2. Step 2: Convert to fraction form
    50,071.68/69,098.94 = 28,850.76/x
  3. Step 3: Cross multiply
    50,071.68x = 69,098.94 × 28,850.76
  4. Step 4: Simplify right side
    50,071.68x = 1,993,556,934.19
  5. Step 5: Solve for x
    x = 1,993,556,934.19/50,071.68
  6. Step 6: Final answer
    x = 39,814.06

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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.