Home / 166,411.14-229,836.74-111,868.58

Finding the Fourth Proportional to 166,411.14, 229,836.74 and 111,868.58

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Solution

The fourth proportional to 166,411.14, 229,836.74 and 111,868.58 is: 154,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,411.14 : 229,836.74 = 111,868.58 : x
  2. Step 2: Convert to fraction form
    166,411.14/229,836.74 = 111,868.58/x
  3. Step 3: Cross multiply
    166,411.14x = 229,836.74 × 111,868.58
  4. Step 4: Simplify right side
    166,411.14x = 25,711,508,027.10
  5. Step 5: Solve for x
    x = 25,711,508,027.10/166,411.14
  6. Step 6: Final answer
    x = 154,505.93

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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.