Home / 131,724.96-197,587.15-101,782.73

Finding the Fourth Proportional to 131,724.96, 197,587.15 and 101,782.73

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Solution

The fourth proportional to 131,724.96, 197,587.15 and 101,782.73 is: 152,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,724.96 : 197,587.15 = 101,782.73 : x
  2. Step 2: Convert to fraction form
    131,724.96/197,587.15 = 101,782.73/x
  3. Step 3: Cross multiply
    131,724.96x = 197,587.15 × 101,782.73
  4. Step 4: Simplify right side
    131,724.96x = 20,110,958,668.00
  5. Step 5: Solve for x
    x = 20,110,958,668.00/131,724.96
  6. Step 6: Final answer
    x = 152,673.87

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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.