Home / 238,650.84-329,339.39-131,227.80

Finding the Fourth Proportional to 238,650.84, 329,339.39 and 131,227.80

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Solution

The fourth proportional to 238,650.84, 329,339.39 and 131,227.80 is: 181,095.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,650.84 : 329,339.39 = 131,227.80 : x
  2. Step 2: Convert to fraction form
    238,650.84/329,339.39 = 131,227.80/x
  3. Step 3: Cross multiply
    238,650.84x = 329,339.39 × 131,227.80
  4. Step 4: Simplify right side
    238,650.84x = 43,218,483,603.04
  5. Step 5: Solve for x
    x = 43,218,483,603.04/238,650.84
  6. Step 6: Final answer
    x = 181,095.04

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1.5x scale

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.