Home / 88,616.50-122,285.88-50,370.73

Finding the Fourth Proportional to 88,616.50, 122,285.88 and 50,370.73

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Solution

The fourth proportional to 88,616.50, 122,285.88 and 50,370.73 is: 69,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,616.50 : 122,285.88 = 50,370.73 : x
  2. Step 2: Convert to fraction form
    88,616.50/122,285.88 = 50,370.73/x
  3. Step 3: Cross multiply
    88,616.50x = 122,285.88 × 50,370.73
  4. Step 4: Simplify right side
    88,616.50x = 6,159,628,738.58
  5. Step 5: Solve for x
    x = 6,159,628,738.58/88,616.50
  6. Step 6: Final answer
    x = 69,508.83

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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.