Home / 198,531.44-273,834.83-130,526.67

Finding the Fourth Proportional to 198,531.44, 273,834.83 and 130,526.67

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Solution

The fourth proportional to 198,531.44, 273,834.83 and 130,526.67 is: 180,035.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,531.44 : 273,834.83 = 130,526.67 : x
  2. Step 2: Convert to fraction form
    198,531.44/273,834.83 = 130,526.67/x
  3. Step 3: Cross multiply
    198,531.44x = 273,834.83 × 130,526.67
  4. Step 4: Simplify right side
    198,531.44x = 35,742,747,837.28
  5. Step 5: Solve for x
    x = 35,742,747,837.28/198,531.44
  6. Step 6: Final answer
    x = 180,035.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.