Home / 101,849.10-152,453.82-64,279.20

Finding the Fourth Proportional to 101,849.10, 152,453.82 and 64,279.20

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Solution

The fourth proportional to 101,849.10, 152,453.82 and 64,279.20 is: 96,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,849.10 : 152,453.82 = 64,279.20 : x
  2. Step 2: Convert to fraction form
    101,849.10/152,453.82 = 64,279.20/x
  3. Step 3: Cross multiply
    101,849.10x = 152,453.82 × 64,279.20
  4. Step 4: Simplify right side
    101,849.10x = 9,799,609,586.54
  5. Step 5: Solve for x
    x = 9,799,609,586.54/101,849.10
  6. Step 6: Final answer
    x = 96,216.95

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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.