Home / 117,297.44-161,892.12-66,996.40

Finding the Fourth Proportional to 117,297.44, 161,892.12 and 66,996.40

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Solution

The fourth proportional to 117,297.44, 161,892.12 and 66,996.40 is: 92,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,297.44 : 161,892.12 = 66,996.40 : x
  2. Step 2: Convert to fraction form
    117,297.44/161,892.12 = 66,996.40/x
  3. Step 3: Cross multiply
    117,297.44x = 161,892.12 × 66,996.40
  4. Step 4: Simplify right side
    117,297.44x = 10,846,189,228.37
  5. Step 5: Solve for x
    x = 10,846,189,228.37/117,297.44
  6. Step 6: Final answer
    x = 92,467.40

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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.