Home / 109,506.99-164,244.09-30,610.98

Finding the Fourth Proportional to 109,506.99, 164,244.09 and 30,610.98

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Solution

The fourth proportional to 109,506.99, 164,244.09 and 30,610.98 is: 45,911.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,506.99 : 164,244.09 = 30,610.98 : x
  2. Step 2: Convert to fraction form
    109,506.99/164,244.09 = 30,610.98/x
  3. Step 3: Cross multiply
    109,506.99x = 164,244.09 × 30,610.98
  4. Step 4: Simplify right side
    109,506.99x = 5,027,672,554.11
  5. Step 5: Solve for x
    x = 5,027,672,554.11/109,506.99
  6. Step 6: Final answer
    x = 45,911.89

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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.