Home / 238,821.41-329,573.54-131,389.14

Finding the Fourth Proportional to 238,821.41, 329,573.54 and 131,389.14

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Solution

The fourth proportional to 238,821.41, 329,573.54 and 131,389.14 is: 181,317.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,821.41 : 329,573.54 = 131,389.14 : x
  2. Step 2: Convert to fraction form
    238,821.41/329,573.54 = 131,389.14/x
  3. Step 3: Cross multiply
    238,821.41x = 329,573.54 × 131,389.14
  4. Step 4: Simplify right side
    238,821.41x = 43,302,382,402.97
  5. Step 5: Solve for x
    x = 43,302,382,402.97/238,821.41
  6. Step 6: Final answer
    x = 181,317.00

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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.