Home / 173,078.11-259,626.61-54,740.62

Finding the Fourth Proportional to 173,078.11, 259,626.61 and 54,740.62

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Solution

The fourth proportional to 173,078.11, 259,626.61 and 54,740.62 is: 82,113.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,078.11 : 259,626.61 = 54,740.62 : x
  2. Step 2: Convert to fraction form
    173,078.11/259,626.61 = 54,740.62/x
  3. Step 3: Cross multiply
    173,078.11x = 259,626.61 × 54,740.62
  4. Step 4: Simplify right side
    173,078.11x = 14,212,121,599.90
  5. Step 5: Solve for x
    x = 14,212,121,599.90/173,078.11
  6. Step 6: Final answer
    x = 82,113.92

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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.