Home / 166,123.20-248,887.80-101,089.20

Finding the Fourth Proportional to 166,123.20, 248,887.80 and 101,089.20

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Solution

The fourth proportional to 166,123.20, 248,887.80 and 101,089.20 is: 151,453.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,123.20 : 248,887.80 = 101,089.20 : x
  2. Step 2: Convert to fraction form
    166,123.20/248,887.80 = 101,089.20/x
  3. Step 3: Cross multiply
    166,123.20x = 248,887.80 × 101,089.20
  4. Step 4: Simplify right side
    166,123.20x = 25,159,868,591.76
  5. Step 5: Solve for x
    x = 25,159,868,591.76/166,123.20
  6. Step 6: Final answer
    x = 151,453.07

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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.