Home / 166,021.41-229,108.48-94,401.42

Finding the Fourth Proportional to 166,021.41, 229,108.48 and 94,401.42

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Solution

The fourth proportional to 166,021.41, 229,108.48 and 94,401.42 is: 130,273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,021.41 : 229,108.48 = 94,401.42 : x
  2. Step 2: Convert to fraction form
    166,021.41/229,108.48 = 94,401.42/x
  3. Step 3: Cross multiply
    166,021.41x = 229,108.48 × 94,401.42
  4. Step 4: Simplify right side
    166,021.41x = 21,628,165,846.04
  5. Step 5: Solve for x
    x = 21,628,165,846.04/166,021.41
  6. Step 6: Final answer
    x = 130,273.35

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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.