Home / 190,541.25-262,928.03-109,994.76

Finding the Fourth Proportional to 190,541.25, 262,928.03 and 109,994.76

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Solution

The fourth proportional to 190,541.25, 262,928.03 and 109,994.76 is: 151,781.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,541.25 : 262,928.03 = 109,994.76 : x
  2. Step 2: Convert to fraction form
    190,541.25/262,928.03 = 109,994.76/x
  3. Step 3: Cross multiply
    190,541.25x = 262,928.03 × 109,994.76
  4. Step 4: Simplify right side
    190,541.25x = 28,920,705,007.15
  5. Step 5: Solve for x
    x = 28,920,705,007.15/190,541.25
  6. Step 6: Final answer
    x = 151,781.86

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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.