Home / 178,970.84-268,456.26-73,787.07

Finding the Fourth Proportional to 178,970.84, 268,456.26 and 73,787.07

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Solution

The fourth proportional to 178,970.84, 268,456.26 and 73,787.07 is: 110,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,970.84 : 268,456.26 = 73,787.07 : x
  2. Step 2: Convert to fraction form
    178,970.84/268,456.26 = 73,787.07/x
  3. Step 3: Cross multiply
    178,970.84x = 268,456.26 × 73,787.07
  4. Step 4: Simplify right side
    178,970.84x = 19,808,600,848.56
  5. Step 5: Solve for x
    x = 19,808,600,848.56/178,970.84
  6. Step 6: Final answer
    x = 110,680.61

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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.