Home / 62,297.20-86,001.48-39,658.96

Finding the Fourth Proportional to 62,297.20, 86,001.48 and 39,658.96

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Solution

The fourth proportional to 62,297.20, 86,001.48 and 39,658.96 is: 54,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,297.20 : 86,001.48 = 39,658.96 : x
  2. Step 2: Convert to fraction form
    62,297.20/86,001.48 = 39,658.96/x
  3. Step 3: Cross multiply
    62,297.20x = 86,001.48 × 39,658.96
  4. Step 4: Simplify right side
    62,297.20x = 3,410,729,255.26
  5. Step 5: Solve for x
    x = 3,410,729,255.26/62,297.20
  6. Step 6: Final answer
    x = 54,749.32

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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.