Home / 62,847.16-86,720.94-40,192.44

Finding the Fourth Proportional to 62,847.16, 86,720.94 and 40,192.44

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Solution

The fourth proportional to 62,847.16, 86,720.94 and 40,192.44 is: 55,460.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,847.16 : 86,720.94 = 40,192.44 : x
  2. Step 2: Convert to fraction form
    62,847.16/86,720.94 = 40,192.44/x
  3. Step 3: Cross multiply
    62,847.16x = 86,720.94 × 40,192.44
  4. Step 4: Simplify right side
    62,847.16x = 3,485,526,177.69
  5. Step 5: Solve for x
    x = 3,485,526,177.69/62,847.16
  6. Step 6: Final answer
    x = 55,460.36

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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.