Home / 238,636.49-329,315.41-131,205.59

Finding the Fourth Proportional to 238,636.49, 329,315.41 and 131,205.59

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Solution

The fourth proportional to 238,636.49, 329,315.41 and 131,205.59 is: 181,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,636.49 : 329,315.41 = 131,205.59 : x
  2. Step 2: Convert to fraction form
    238,636.49/329,315.41 = 131,205.59/x
  3. Step 3: Cross multiply
    238,636.49x = 329,315.41 × 131,205.59
  4. Step 4: Simplify right side
    238,636.49x = 43,208,020,362.54
  5. Step 5: Solve for x
    x = 43,208,020,362.54/238,636.49
  6. Step 6: Final answer
    x = 181,062.08

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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.