Home / 88,549.60-122,198.49-50,309.21

Finding the Fourth Proportional to 88,549.60, 122,198.49 and 50,309.21

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Solution

The fourth proportional to 88,549.60, 122,198.49 and 50,309.21 is: 69,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,549.60 : 122,198.49 = 50,309.21 : x
  2. Step 2: Convert to fraction form
    88,549.60/122,198.49 = 50,309.21/x
  3. Step 3: Cross multiply
    88,549.60x = 122,198.49 × 50,309.21
  4. Step 4: Simplify right side
    88,549.60x = 6,147,709,243.55
  5. Step 5: Solve for x
    x = 6,147,709,243.55/88,549.60
  6. Step 6: Final answer
    x = 69,426.73

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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.