Home / 130,942.59-196,382.73-36,170.67

Finding the Fourth Proportional to 130,942.59, 196,382.73 and 36,170.67

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Solution

The fourth proportional to 130,942.59, 196,382.73 and 36,170.67 is: 54,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,942.59 : 196,382.73 = 36,170.67 : x
  2. Step 2: Convert to fraction form
    130,942.59/196,382.73 = 36,170.67/x
  3. Step 3: Cross multiply
    130,942.59x = 196,382.73 × 36,170.67
  4. Step 4: Simplify right side
    130,942.59x = 7,103,294,920.53
  5. Step 5: Solve for x
    x = 7,103,294,920.53/130,942.59
  6. Step 6: Final answer
    x = 54,247.40

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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.