Home / 37,174.39-51,302.15-21,258.61

Finding the Fourth Proportional to 37,174.39, 51,302.15 and 21,258.61

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Solution

The fourth proportional to 37,174.39, 51,302.15 and 21,258.61 is: 29,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,174.39 : 51,302.15 = 21,258.61 : x
  2. Step 2: Convert to fraction form
    37,174.39/51,302.15 = 21,258.61/x
  3. Step 3: Cross multiply
    37,174.39x = 51,302.15 × 21,258.61
  4. Step 4: Simplify right side
    37,174.39x = 1,090,612,292.72
  5. Step 5: Solve for x
    x = 1,090,612,292.72/37,174.39
  6. Step 6: Final answer
    x = 29,337.73

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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.