Home / 114,664.20-171,996.30-111,383.70

Finding the Fourth Proportional to 114,664.20, 171,996.30 and 111,383.70

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Solution

The fourth proportional to 114,664.20, 171,996.30 and 111,383.70 is: 167,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,664.20 : 171,996.30 = 111,383.70 : x
  2. Step 2: Convert to fraction form
    114,664.20/171,996.30 = 111,383.70/x
  3. Step 3: Cross multiply
    114,664.20x = 171,996.30 × 111,383.70
  4. Step 4: Simplify right side
    114,664.20x = 19,157,584,280.31
  5. Step 5: Solve for x
    x = 19,157,584,280.31/114,664.20
  6. Step 6: Final answer
    x = 167,075.55

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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.