Home / 164,949.48-247,406.40-111,981.96

Finding the Fourth Proportional to 164,949.48, 247,406.40 and 111,981.96

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Solution

The fourth proportional to 164,949.48, 247,406.40 and 111,981.96 is: 167,960.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,949.48 : 247,406.40 = 111,981.96 : x
  2. Step 2: Convert to fraction form
    164,949.48/247,406.40 = 111,981.96/x
  3. Step 3: Cross multiply
    164,949.48x = 247,406.40 × 111,981.96
  4. Step 4: Simplify right side
    164,949.48x = 27,705,053,588.54
  5. Step 5: Solve for x
    x = 27,705,053,588.54/164,949.48
  6. Step 6: Final answer
    x = 167,960.84

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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.