Home / 403,838.20-605,709.06-167,152.60

Finding the Fourth Proportional to 403,838.20, 605,709.06 and 167,152.60

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Solution

The fourth proportional to 403,838.20, 605,709.06 and 167,152.60 is: 250,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,838.20 : 605,709.06 = 167,152.60 : x
  2. Step 2: Convert to fraction form
    403,838.20/605,709.06 = 167,152.60/x
  3. Step 3: Cross multiply
    403,838.20x = 605,709.06 × 167,152.60
  4. Step 4: Simplify right side
    403,838.20x = 101,245,844,222.56
  5. Step 5: Solve for x
    x = 101,245,844,222.56/403,838.20
  6. Step 6: Final answer
    x = 250,708.93

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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.