Home / 37,302.52-51,479.10-21,388.48

Finding the Fourth Proportional to 37,302.52, 51,479.10 and 21,388.48

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Solution

The fourth proportional to 37,302.52, 51,479.10 and 21,388.48 is: 29,517.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.52 : 51,479.10 = 21,388.48 : x
  2. Step 2: Convert to fraction form
    37,302.52/51,479.10 = 21,388.48/x
  3. Step 3: Cross multiply
    37,302.52x = 51,479.10 × 21,388.48
  4. Step 4: Simplify right side
    37,302.52x = 1,101,059,700.77
  5. Step 5: Solve for x
    x = 1,101,059,700.77/37,302.52
  6. Step 6: Final answer
    x = 29,517.03

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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.