Home / 37,073.76-51,161.28-21,167.52

Finding the Fourth Proportional to 37,073.76, 51,161.28 and 21,167.52

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Solution

The fourth proportional to 37,073.76, 51,161.28 and 21,167.52 is: 29,210.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.76 : 51,161.28 = 21,167.52 : x
  2. Step 2: Convert to fraction form
    37,073.76/51,161.28 = 21,167.52/x
  3. Step 3: Cross multiply
    37,073.76x = 51,161.28 × 21,167.52
  4. Step 4: Simplify right side
    37,073.76x = 1,082,957,417.63
  5. Step 5: Solve for x
    x = 1,082,957,417.63/37,073.76
  6. Step 6: Final answer
    x = 29,210.89

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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.