Home / 175,257.70-263,059.35-86,611.30

Finding the Fourth Proportional to 175,257.70, 263,059.35 and 86,611.30

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Solution

The fourth proportional to 175,257.70, 263,059.35 and 86,611.30 is: 130,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,257.70 : 263,059.35 = 86,611.30 : x
  2. Step 2: Convert to fraction form
    175,257.70/263,059.35 = 86,611.30/x
  3. Step 3: Cross multiply
    175,257.70x = 263,059.35 × 86,611.30
  4. Step 4: Simplify right side
    175,257.70x = 22,783,912,280.66
  5. Step 5: Solve for x
    x = 22,783,912,280.66/175,257.70
  6. Step 6: Final answer
    x = 130,002.35

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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.