Home / 62,884.28-94,335.80-20,768.82

Finding the Fourth Proportional to 62,884.28, 94,335.80 and 20,768.82

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Solution

The fourth proportional to 62,884.28, 94,335.80 and 20,768.82 is: 31,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,884.28 : 94,335.80 = 20,768.82 : x
  2. Step 2: Convert to fraction form
    62,884.28/94,335.80 = 20,768.82/x
  3. Step 3: Cross multiply
    62,884.28x = 94,335.80 × 20,768.82
  4. Step 4: Simplify right side
    62,884.28x = 1,959,243,249.76
  5. Step 5: Solve for x
    x = 1,959,243,249.76/62,884.28
  6. Step 6: Final answer
    x = 31,156.33

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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.