Home / 238,583.04-329,244.48-131,160

Finding the Fourth Proportional to 238,583.04, 329,244.48 and 131,160

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Solution

The fourth proportional to 238,583.04, 329,244.48 and 131,160 is: 181,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,583.04 : 329,244.48 = 131,160 : x
  2. Step 2: Convert to fraction form
    238,583.04/329,244.48 = 131,160/x
  3. Step 3: Cross multiply
    238,583.04x = 329,244.48 × 131,160
  4. Step 4: Simplify right side
    238,583.04x = 43,183,705,996.80
  5. Step 5: Solve for x
    x = 43,183,705,996.80/238,583.04
  6. Step 6: Final answer
    x = 181,000.74

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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.