Home / 50,027.27-69,046.16-28,818.86

Finding the Fourth Proportional to 50,027.27, 69,046.16 and 28,818.86

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Solution

The fourth proportional to 50,027.27, 69,046.16 and 28,818.86 is: 39,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,027.27 : 69,046.16 = 28,818.86 : x
  2. Step 2: Convert to fraction form
    50,027.27/69,046.16 = 28,818.86/x
  3. Step 3: Cross multiply
    50,027.27x = 69,046.16 × 28,818.86
  4. Step 4: Simplify right side
    50,027.27x = 1,989,831,129.25
  5. Step 5: Solve for x
    x = 1,989,831,129.25/50,027.27
  6. Step 6: Final answer
    x = 39,774.93

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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.