Home / 190,471.44-262,852.98-109,915.68

Finding the Fourth Proportional to 190,471.44, 262,852.98 and 109,915.68

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Solution

The fourth proportional to 190,471.44, 262,852.98 and 109,915.68 is: 151,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,471.44 : 262,852.98 = 109,915.68 : x
  2. Step 2: Convert to fraction form
    190,471.44/262,852.98 = 109,915.68/x
  3. Step 3: Cross multiply
    190,471.44x = 262,852.98 × 109,915.68
  4. Step 4: Simplify right side
    190,471.44x = 28,891,664,036.73
  5. Step 5: Solve for x
    x = 28,891,664,036.73/190,471.44
  6. Step 6: Final answer
    x = 151,685.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.