Home / 37,073.76-51,151.60-21,152.48

Finding the Fourth Proportional to 37,073.76, 51,151.60 and 21,152.48

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Solution

The fourth proportional to 37,073.76, 51,151.60 and 21,152.48 is: 29,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.76 : 51,151.60 = 21,152.48 : x
  2. Step 2: Convert to fraction form
    37,073.76/51,151.60 = 21,152.48/x
  3. Step 3: Cross multiply
    37,073.76x = 51,151.60 × 21,152.48
  4. Step 4: Simplify right side
    37,073.76x = 1,081,983,195.97
  5. Step 5: Solve for x
    x = 1,081,983,195.97/37,073.76
  6. Step 6: Final answer
    x = 29,184.61

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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.