Home / 49,693.42-68,579.32-28,472.74

Finding the Fourth Proportional to 49,693.42, 68,579.32 and 28,472.74

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Solution

The fourth proportional to 49,693.42, 68,579.32 and 28,472.74 is: 39,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,693.42 : 68,579.32 = 28,472.74 : x
  2. Step 2: Convert to fraction form
    49,693.42/68,579.32 = 28,472.74/x
  3. Step 3: Cross multiply
    49,693.42x = 68,579.32 × 28,472.74
  4. Step 4: Simplify right side
    49,693.42x = 1,952,641,147.74
  5. Step 5: Solve for x
    x = 1,952,641,147.74/49,693.42
  6. Step 6: Final answer
    x = 39,293.76

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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.