Home / 151,949.90-227,742.81-70,787.56

Finding the Fourth Proportional to 151,949.90, 227,742.81 and 70,787.56

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Solution

The fourth proportional to 151,949.90, 227,742.81 and 70,787.56 is: 106,096.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,949.90 : 227,742.81 = 70,787.56 : x
  2. Step 2: Convert to fraction form
    151,949.90/227,742.81 = 70,787.56/x
  3. Step 3: Cross multiply
    151,949.90x = 227,742.81 × 70,787.56
  4. Step 4: Simplify right side
    151,949.90x = 16,121,357,827.44
  5. Step 5: Solve for x
    x = 16,121,357,827.44/151,949.90
  6. Step 6: Final answer
    x = 106,096.53

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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.