Home / 49,398.64-68,169.94-28,177.86

Finding the Fourth Proportional to 49,398.64, 68,169.94 and 28,177.86

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Solution

The fourth proportional to 49,398.64, 68,169.94 and 28,177.86 is: 38,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398.64 : 68,169.94 = 28,177.86 : x
  2. Step 2: Convert to fraction form
    49,398.64/68,169.94 = 28,177.86/x
  3. Step 3: Cross multiply
    49,398.64x = 68,169.94 × 28,177.86
  4. Step 4: Simplify right side
    49,398.64x = 1,920,883,025.53
  5. Step 5: Solve for x
    x = 1,920,883,025.53/49,398.64
  6. Step 6: Final answer
    x = 38,885.34

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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.