Home / 49,228.72-67,933.12-28,007.52

Finding the Fourth Proportional to 49,228.72, 67,933.12 and 28,007.52

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Solution

The fourth proportional to 49,228.72, 67,933.12 and 28,007.52 is: 38,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,228.72 : 67,933.12 = 28,007.52 : x
  2. Step 2: Convert to fraction form
    49,228.72/67,933.12 = 28,007.52/x
  3. Step 3: Cross multiply
    49,228.72x = 67,933.12 × 28,007.52
  4. Step 4: Simplify right side
    49,228.72x = 1,902,638,217.06
  5. Step 5: Solve for x
    x = 1,902,638,217.06/49,228.72
  6. Step 6: Final answer
    x = 38,648.95

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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.