Home / 166,047.20-229,075.80-108,700.56

Finding the Fourth Proportional to 166,047.20, 229,075.80 and 108,700.56

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Solution

The fourth proportional to 166,047.20, 229,075.80 and 108,700.56 is: 149,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,047.20 : 229,075.80 = 108,700.56 : x
  2. Step 2: Convert to fraction form
    166,047.20/229,075.80 = 108,700.56/x
  3. Step 3: Cross multiply
    166,047.20x = 229,075.80 × 108,700.56
  4. Step 4: Simplify right side
    166,047.20x = 24,900,667,742.45
  5. Step 5: Solve for x
    x = 24,900,667,742.45/166,047.20
  6. Step 6: Final answer
    x = 149,961.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.