Home / 50,691.43-69,952.79-28,029.67

Finding the Fourth Proportional to 50,691.43, 69,952.79 and 28,029.67

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Solution

The fourth proportional to 50,691.43, 69,952.79 and 28,029.67 is: 38,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,691.43 : 69,952.79 = 28,029.67 : x
  2. Step 2: Convert to fraction form
    50,691.43/69,952.79 = 28,029.67/x
  3. Step 3: Cross multiply
    50,691.43x = 69,952.79 × 28,029.67
  4. Step 4: Simplify right side
    50,691.43x = 1,960,753,632.38
  5. Step 5: Solve for x
    x = 1,960,753,632.38/50,691.43
  6. Step 6: Final answer
    x = 38,680.18

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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.