Home / 166,101.09-248,998.14-66,237

Finding the Fourth Proportional to 166,101.09, 248,998.14 and 66,237

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Solution

The fourth proportional to 166,101.09, 248,998.14 and 66,237 is: 99,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,101.09 : 248,998.14 = 66,237 : x
  2. Step 2: Convert to fraction form
    166,101.09/248,998.14 = 66,237/x
  3. Step 3: Cross multiply
    166,101.09x = 248,998.14 × 66,237
  4. Step 4: Simplify right side
    166,101.09x = 16,492,889,799.18
  5. Step 5: Solve for x
    x = 16,492,889,799.18/166,101.09
  6. Step 6: Final answer
    x = 99,294.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.