Home / 73,877.20-101,881.33-58,819.57

Finding the Fourth Proportional to 73,877.20, 101,881.33 and 58,819.57

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Solution

The fourth proportional to 73,877.20, 101,881.33 and 58,819.57 is: 81,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,877.20 : 101,881.33 = 58,819.57 : x
  2. Step 2: Convert to fraction form
    73,877.20/101,881.33 = 58,819.57/x
  3. Step 3: Cross multiply
    73,877.20x = 101,881.33 × 58,819.57
  4. Step 4: Simplify right side
    73,877.20x = 5,992,616,021.63
  5. Step 5: Solve for x
    x = 5,992,616,021.63/73,877.20
  6. Step 6: Final answer
    x = 81,115.91

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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.