Home / 68,777.14-94,911.25-38,562.37

Finding the Fourth Proportional to 68,777.14, 94,911.25 and 38,562.37

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Solution

The fourth proportional to 68,777.14, 94,911.25 and 38,562.37 is: 53,215.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,777.14 : 94,911.25 = 38,562.37 : x
  2. Step 2: Convert to fraction form
    68,777.14/94,911.25 = 38,562.37/x
  3. Step 3: Cross multiply
    68,777.14x = 94,911.25 × 38,562.37
  4. Step 4: Simplify right side
    68,777.14x = 3,660,002,458.81
  5. Step 5: Solve for x
    x = 3,660,002,458.81/68,777.14
  6. Step 6: Final answer
    x = 53,215.39

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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.