Home / 166,790.83-229,942.54-105,506.53

Finding the Fourth Proportional to 166,790.83, 229,942.54 and 105,506.53

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Solution

The fourth proportional to 166,790.83, 229,942.54 and 105,506.53 is: 145,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,790.83 : 229,942.54 = 105,506.53 : x
  2. Step 2: Convert to fraction form
    166,790.83/229,942.54 = 105,506.53/x
  3. Step 3: Cross multiply
    166,790.83x = 229,942.54 × 105,506.53
  4. Step 4: Simplify right side
    166,790.83x = 24,260,438,081.31
  5. Step 5: Solve for x
    x = 24,260,438,081.31/166,790.83
  6. Step 6: Final answer
    x = 145,454.27

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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.