Home / 50,908.48-76,382.16-28,746.88

Finding the Fourth Proportional to 50,908.48, 76,382.16 and 28,746.88

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Solution

The fourth proportional to 50,908.48, 76,382.16 and 28,746.88 is: 43,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,908.48 : 76,382.16 = 28,746.88 : x
  2. Step 2: Convert to fraction form
    50,908.48/76,382.16 = 28,746.88/x
  3. Step 3: Cross multiply
    50,908.48x = 76,382.16 × 28,746.88
  4. Step 4: Simplify right side
    50,908.48x = 2,195,748,787.66
  5. Step 5: Solve for x
    x = 2,195,748,787.66/50,908.48
  6. Step 6: Final answer
    x = 43,131.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.