Home / 54,876.15-82,153.85-49,623.23

Finding the Fourth Proportional to 54,876.15, 82,153.85 and 49,623.23

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Solution

The fourth proportional to 54,876.15, 82,153.85 and 49,623.23 is: 74,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,876.15 : 82,153.85 = 49,623.23 : x
  2. Step 2: Convert to fraction form
    54,876.15/82,153.85 = 49,623.23/x
  3. Step 3: Cross multiply
    54,876.15x = 82,153.85 × 49,623.23
  4. Step 4: Simplify right side
    54,876.15x = 4,076,739,351.20
  5. Step 5: Solve for x
    x = 4,076,739,351.20/54,876.15
  6. Step 6: Final answer
    x = 74,289.82

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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.