Home / 62,776.09-86,630.97-34,481.76

Finding the Fourth Proportional to 62,776.09, 86,630.97 and 34,481.76

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Solution

The fourth proportional to 62,776.09, 86,630.97 and 34,481.76 is: 47,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,776.09 : 86,630.97 = 34,481.76 : x
  2. Step 2: Convert to fraction form
    62,776.09/86,630.97 = 34,481.76/x
  3. Step 3: Cross multiply
    62,776.09x = 86,630.97 × 34,481.76
  4. Step 4: Simplify right side
    62,776.09x = 2,987,188,316.11
  5. Step 5: Solve for x
    x = 2,987,188,316.11/62,776.09
  6. Step 6: Final answer
    x = 47,584.81

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1.5x scale

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.