Home / 107,811.99-161,712.45-41,247

Finding the Fourth Proportional to 107,811.99, 161,712.45 and 41,247

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Solution

The fourth proportional to 107,811.99, 161,712.45 and 41,247 is: 61,868.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,811.99 : 161,712.45 = 41,247 : x
  2. Step 2: Convert to fraction form
    107,811.99/161,712.45 = 41,247/x
  3. Step 3: Cross multiply
    107,811.99x = 161,712.45 × 41,247
  4. Step 4: Simplify right side
    107,811.99x = 6,670,153,425.15
  5. Step 5: Solve for x
    x = 6,670,153,425.15/107,811.99
  6. Step 6: Final answer
    x = 61,868.38

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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.