Home / 193,188.43-289,578.12-64,982.67

Finding the Fourth Proportional to 193,188.43, 289,578.12 and 64,982.67

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Solution

The fourth proportional to 193,188.43, 289,578.12 and 64,982.67 is: 97,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,188.43 : 289,578.12 = 64,982.67 : x
  2. Step 2: Convert to fraction form
    193,188.43/289,578.12 = 64,982.67/x
  3. Step 3: Cross multiply
    193,188.43x = 289,578.12 × 64,982.67
  4. Step 4: Simplify right side
    193,188.43x = 18,817,557,800.83
  5. Step 5: Solve for x
    x = 18,817,557,800.83/193,188.43
  6. Step 6: Final answer
    x = 97,405.20

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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.