Home / 37,207.11-51,343.95-21,071.91

Finding the Fourth Proportional to 37,207.11, 51,343.95 and 21,071.91

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Solution

The fourth proportional to 37,207.11, 51,343.95 and 21,071.91 is: 29,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,207.11 : 51,343.95 = 21,071.91 : x
  2. Step 2: Convert to fraction form
    37,207.11/51,343.95 = 21,071.91/x
  3. Step 3: Cross multiply
    37,207.11x = 51,343.95 × 21,071.91
  4. Step 4: Simplify right side
    37,207.11x = 1,081,915,093.44
  5. Step 5: Solve for x
    x = 1,081,915,093.44/37,207.11
  6. Step 6: Final answer
    x = 29,078.18

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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.