Home / 129,806.70-194,720.98-41,058.24

Finding the Fourth Proportional to 129,806.70, 194,720.98 and 41,058.24

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Solution

The fourth proportional to 129,806.70, 194,720.98 and 41,058.24 is: 61,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,806.70 : 194,720.98 = 41,058.24 : x
  2. Step 2: Convert to fraction form
    129,806.70/194,720.98 = 41,058.24/x
  3. Step 3: Cross multiply
    129,806.70x = 194,720.98 × 41,058.24
  4. Step 4: Simplify right side
    129,806.70x = 7,994,900,729.88
  5. Step 5: Solve for x
    x = 7,994,900,729.88/129,806.70
  6. Step 6: Final answer
    x = 61,590.82

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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.