Home / 89,816.08-123,945.44-49,531.52

Finding the Fourth Proportional to 89,816.08, 123,945.44 and 49,531.52

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Solution

The fourth proportional to 89,816.08, 123,945.44 and 49,531.52 is: 68,353.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,816.08 : 123,945.44 = 49,531.52 : x
  2. Step 2: Convert to fraction form
    89,816.08/123,945.44 = 49,531.52/x
  3. Step 3: Cross multiply
    89,816.08x = 123,945.44 × 49,531.52
  4. Step 4: Simplify right side
    89,816.08x = 6,139,206,040.27
  5. Step 5: Solve for x
    x = 6,139,206,040.27/89,816.08
  6. Step 6: Final answer
    x = 68,353.08

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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.