Home / 38,878.48-58,317.76-11,176.48

Finding the Fourth Proportional to 38,878.48, 58,317.76 and 11,176.48

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Solution

The fourth proportional to 38,878.48, 58,317.76 and 11,176.48 is: 16,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,878.48 : 58,317.76 = 11,176.48 : x
  2. Step 2: Convert to fraction form
    38,878.48/58,317.76 = 11,176.48/x
  3. Step 3: Cross multiply
    38,878.48x = 58,317.76 × 11,176.48
  4. Step 4: Simplify right side
    38,878.48x = 651,787,278.28
  5. Step 5: Solve for x
    x = 651,787,278.28/38,878.48
  6. Step 6: Final answer
    x = 16,764.73

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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.