Home / 166,865.04-250,388.69-70,787.41

Finding the Fourth Proportional to 166,865.04, 250,388.69 and 70,787.41

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Solution

The fourth proportional to 166,865.04, 250,388.69 and 70,787.41 is: 106,219.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,865.04 : 250,388.69 = 70,787.41 : x
  2. Step 2: Convert to fraction form
    166,865.04/250,388.69 = 70,787.41/x
  3. Step 3: Cross multiply
    166,865.04x = 250,388.69 × 70,787.41
  4. Step 4: Simplify right side
    166,865.04x = 17,724,365,675.69
  5. Step 5: Solve for x
    x = 17,724,365,675.69/166,865.04
  6. Step 6: Final answer
    x = 106,219.77

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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.