Home / 130,766.25-196,149.37-37,269.57

Finding the Fourth Proportional to 130,766.25, 196,149.37 and 37,269.57

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Solution

The fourth proportional to 130,766.25, 196,149.37 and 37,269.57 is: 55,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,766.25 : 196,149.37 = 37,269.57 : x
  2. Step 2: Convert to fraction form
    130,766.25/196,149.37 = 37,269.57/x
  3. Step 3: Cross multiply
    130,766.25x = 196,149.37 × 37,269.57
  4. Step 4: Simplify right side
    130,766.25x = 7,310,401,694.92
  5. Step 5: Solve for x
    x = 7,310,401,694.92/130,766.25
  6. Step 6: Final answer
    x = 55,904.35

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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.