Home / 132,783.66-199,234.34-69,588.75

Finding the Fourth Proportional to 132,783.66, 199,234.34 and 69,588.75

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Solution

The fourth proportional to 132,783.66, 199,234.34 and 69,588.75 is: 104,413.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,783.66 : 199,234.34 = 69,588.75 : x
  2. Step 2: Convert to fraction form
    132,783.66/199,234.34 = 69,588.75/x
  3. Step 3: Cross multiply
    132,783.66x = 199,234.34 × 69,588.75
  4. Step 4: Simplify right side
    132,783.66x = 13,864,468,329.73
  5. Step 5: Solve for x
    x = 13,864,468,329.73/132,783.66
  6. Step 6: Final answer
    x = 104,413.96

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1.5x scale

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.