Home / 159,917.95-238,586.36-154,103.23

Finding the Fourth Proportional to 159,917.95, 238,586.36 and 154,103.23

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Solution

The fourth proportional to 159,917.95, 238,586.36 and 154,103.23 is: 229,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,917.95 : 238,586.36 = 154,103.23 : x
  2. Step 2: Convert to fraction form
    159,917.95/238,586.36 = 154,103.23/x
  3. Step 3: Cross multiply
    159,917.95x = 238,586.36 × 154,103.23
  4. Step 4: Simplify right side
    159,917.95x = 36,766,928,709.94
  5. Step 5: Solve for x
    x = 36,766,928,709.94/159,917.95
  6. Step 6: Final answer
    x = 229,911.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.