Home / 259,096.04-388,696.44-109,336.67

Finding the Fourth Proportional to 259,096.04, 388,696.44 and 109,336.67

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Solution

The fourth proportional to 259,096.04, 388,696.44 and 109,336.67 is: 164,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,096.04 : 388,696.44 = 109,336.67 : x
  2. Step 2: Convert to fraction form
    259,096.04/388,696.44 = 109,336.67/x
  3. Step 3: Cross multiply
    259,096.04x = 388,696.44 × 109,336.67
  4. Step 4: Simplify right side
    259,096.04x = 42,498,774,390.45
  5. Step 5: Solve for x
    x = 42,498,774,390.45/259,096.04
  6. Step 6: Final answer
    x = 164,027.11

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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.