Home / 169,770.78-234,297.63-109,466.96

Finding the Fourth Proportional to 169,770.78, 234,297.63 and 109,466.96

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Solution

The fourth proportional to 169,770.78, 234,297.63 and 109,466.96 is: 151,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,770.78 : 234,297.63 = 109,466.96 : x
  2. Step 2: Convert to fraction form
    169,770.78/234,297.63 = 109,466.96/x
  3. Step 3: Cross multiply
    169,770.78x = 234,297.63 × 109,466.96
  4. Step 4: Simplify right side
    169,770.78x = 25,647,848,119.82
  5. Step 5: Solve for x
    x = 25,647,848,119.82/169,770.78
  6. Step 6: Final answer
    x = 151,073.40

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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.