Home / 115,741.60-173,620.08-41,860

Finding the Fourth Proportional to 115,741.60, 173,620.08 and 41,860

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Solution

The fourth proportional to 115,741.60, 173,620.08 and 41,860 is: 62,792.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,741.60 : 173,620.08 = 41,860 : x
  2. Step 2: Convert to fraction form
    115,741.60/173,620.08 = 41,860/x
  3. Step 3: Cross multiply
    115,741.60x = 173,620.08 × 41,860
  4. Step 4: Simplify right side
    115,741.60x = 7,267,736,548.80
  5. Step 5: Solve for x
    x = 7,267,736,548.80/115,741.60
  6. Step 6: Final answer
    x = 62,792.78

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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.