Home / 166,580.62-229,883.07-91,127.50

Finding the Fourth Proportional to 166,580.62, 229,883.07 and 91,127.50

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Solution

The fourth proportional to 166,580.62, 229,883.07 and 91,127.50 is: 125,756.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,580.62 : 229,883.07 = 91,127.50 : x
  2. Step 2: Convert to fraction form
    166,580.62/229,883.07 = 91,127.50/x
  3. Step 3: Cross multiply
    166,580.62x = 229,883.07 × 91,127.50
  4. Step 4: Simplify right side
    166,580.62x = 20,948,669,461.43
  5. Step 5: Solve for x
    x = 20,948,669,461.43/166,580.62
  6. Step 6: Final answer
    x = 125,756.94

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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.