Home / 161,568.65-222,932.16-97,869.44

Finding the Fourth Proportional to 161,568.65, 222,932.16 and 97,869.44

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Solution

The fourth proportional to 161,568.65, 222,932.16 and 97,869.44 is: 135,040.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,568.65 : 222,932.16 = 97,869.44 : x
  2. Step 2: Convert to fraction form
    161,568.65/222,932.16 = 97,869.44/x
  3. Step 3: Cross multiply
    161,568.65x = 222,932.16 × 97,869.44
  4. Step 4: Simplify right side
    161,568.65x = 21,818,245,657.19
  5. Step 5: Solve for x
    x = 21,818,245,657.19/161,568.65
  6. Step 6: Final answer
    x = 135,040.09

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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.