Home / 195,823.50-270,238.08-106,399.50

Finding the Fourth Proportional to 195,823.50, 270,238.08 and 106,399.50

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Solution

The fourth proportional to 195,823.50, 270,238.08 and 106,399.50 is: 146,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,823.50 : 270,238.08 = 106,399.50 : x
  2. Step 2: Convert to fraction form
    195,823.50/270,238.08 = 106,399.50/x
  3. Step 3: Cross multiply
    195,823.50x = 270,238.08 × 106,399.50
  4. Step 4: Simplify right side
    195,823.50x = 28,753,196,592.96
  5. Step 5: Solve for x
    x = 28,753,196,592.96/195,823.50
  6. Step 6: Final answer
    x = 146,832.21

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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.