Home / 130,765.87-196,148.81-37,269.19

Finding the Fourth Proportional to 130,765.87, 196,148.81 and 37,269.19

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Solution

The fourth proportional to 130,765.87, 196,148.81 and 37,269.19 is: 55,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,765.87 : 196,148.81 = 37,269.19 : x
  2. Step 2: Convert to fraction form
    130,765.87/196,148.81 = 37,269.19/x
  3. Step 3: Cross multiply
    130,765.87x = 196,148.81 × 37,269.19
  4. Step 4: Simplify right side
    130,765.87x = 7,310,306,591.45
  5. Step 5: Solve for x
    x = 7,310,306,591.45/130,765.87
  6. Step 6: Final answer
    x = 55,903.78

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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.