Home / 62,840.42-94,240.62-20,712.64

Finding the Fourth Proportional to 62,840.42, 94,240.62 and 20,712.64

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Solution

The fourth proportional to 62,840.42, 94,240.62 and 20,712.64 is: 31,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,840.42 : 94,240.62 = 20,712.64 : x
  2. Step 2: Convert to fraction form
    62,840.42/94,240.62 = 20,712.64/x
  3. Step 3: Cross multiply
    62,840.42x = 94,240.62 × 20,712.64
  4. Step 4: Simplify right side
    62,840.42x = 1,951,972,035.44
  5. Step 5: Solve for x
    x = 1,951,972,035.44/62,840.42
  6. Step 6: Final answer
    x = 31,062.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.