Home / 88,472.19-122,096.75-66,629.37

Finding the Fourth Proportional to 88,472.19, 122,096.75 and 66,629.37

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Solution

The fourth proportional to 88,472.19, 122,096.75 and 66,629.37 is: 91,952.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,472.19 : 122,096.75 = 66,629.37 : x
  2. Step 2: Convert to fraction form
    88,472.19/122,096.75 = 66,629.37/x
  3. Step 3: Cross multiply
    88,472.19x = 122,096.75 × 66,629.37
  4. Step 4: Simplify right side
    88,472.19x = 8,135,229,198.40
  5. Step 5: Solve for x
    x = 8,135,229,198.40/88,472.19
  6. Step 6: Final answer
    x = 91,952.39

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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.