Home / 115,324.28-173,009.76-48,764.30

Finding the Fourth Proportional to 115,324.28, 173,009.76 and 48,764.30

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Solution

The fourth proportional to 115,324.28, 173,009.76 and 48,764.30 is: 73,156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,324.28 : 173,009.76 = 48,764.30 : x
  2. Step 2: Convert to fraction form
    115,324.28/173,009.76 = 48,764.30/x
  3. Step 3: Cross multiply
    115,324.28x = 173,009.76 × 48,764.30
  4. Step 4: Simplify right side
    115,324.28x = 8,436,698,974.52
  5. Step 5: Solve for x
    x = 8,436,698,974.52/115,324.28
  6. Step 6: Final answer
    x = 73,156.31

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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.