Home / 166,095.93-229,212.68-90,644.43

Finding the Fourth Proportional to 166,095.93, 229,212.68 and 90,644.43

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Solution

The fourth proportional to 166,095.93, 229,212.68 and 90,644.43 is: 125,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,095.93 : 229,212.68 = 90,644.43 : x
  2. Step 2: Convert to fraction form
    166,095.93/229,212.68 = 90,644.43/x
  3. Step 3: Cross multiply
    166,095.93x = 229,212.68 × 90,644.43
  4. Step 4: Simplify right side
    166,095.93x = 20,776,852,274.15
  5. Step 5: Solve for x
    x = 20,776,852,274.15/166,095.93
  6. Step 6: Final answer
    x = 125,089.47

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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.