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Finding the Fourth Proportional to 169,853.44, 233,992.56 and 118,770.64

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Solution

The fourth proportional to 169,853.44, 233,992.56 and 118,770.64 is: 163,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,853.44 : 233,992.56 = 118,770.64 : x
  2. Step 2: Convert to fraction form
    169,853.44/233,992.56 = 118,770.64/x
  3. Step 3: Cross multiply
    169,853.44x = 233,992.56 × 118,770.64
  4. Step 4: Simplify right side
    169,853.44x = 27,791,446,106.44
  5. Step 5: Solve for x
    x = 27,791,446,106.44/169,853.44
  6. Step 6: Final answer
    x = 163,620.15

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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.