Home / 166,021.83-229,109.04-94,401.84

Finding the Fourth Proportional to 166,021.83, 229,109.04 and 94,401.84

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Solution

The fourth proportional to 166,021.83, 229,109.04 and 94,401.84 is: 130,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,021.83 : 229,109.04 = 94,401.84 : x
  2. Step 2: Convert to fraction form
    166,021.83/229,109.04 = 94,401.84/x
  3. Step 3: Cross multiply
    166,021.83x = 229,109.04 × 94,401.84
  4. Step 4: Simplify right side
    166,021.83x = 21,628,315,795.79
  5. Step 5: Solve for x
    x = 21,628,315,795.79/166,021.83
  6. Step 6: Final answer
    x = 130,273.93

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1.5x scale

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.