Home / 161,534.66-222,919.09-97,828.16

Finding the Fourth Proportional to 161,534.66, 222,919.09 and 97,828.16

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Solution

The fourth proportional to 161,534.66, 222,919.09 and 97,828.16 is: 135,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,534.66 : 222,919.09 = 97,828.16 : x
  2. Step 2: Convert to fraction form
    161,534.66/222,919.09 = 97,828.16/x
  3. Step 3: Cross multiply
    161,534.66x = 222,919.09 × 97,828.16
  4. Step 4: Simplify right side
    161,534.66x = 21,807,763,044.41
  5. Step 5: Solve for x
    x = 21,807,763,044.41/161,534.66
  6. Step 6: Final answer
    x = 135,003.62

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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.