Home / 130,969.87-196,449.32-37,475.62

Finding the Fourth Proportional to 130,969.87, 196,449.32 and 37,475.62

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Solution

The fourth proportional to 130,969.87, 196,449.32 and 37,475.62 is: 56,211.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,969.87 : 196,449.32 = 37,475.62 : x
  2. Step 2: Convert to fraction form
    130,969.87/196,449.32 = 37,475.62/x
  3. Step 3: Cross multiply
    130,969.87x = 196,449.32 × 37,475.62
  4. Step 4: Simplify right side
    130,969.87x = 7,362,060,065.58
  5. Step 5: Solve for x
    x = 7,362,060,065.58/130,969.87
  6. Step 6: Final answer
    x = 56,211.86

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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.