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Finding the Fourth Proportional to 195,574.37, 269,883.29 and 120,108.29

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Solution

The fourth proportional to 195,574.37, 269,883.29 and 120,108.29 is: 165,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,574.37 : 269,883.29 = 120,108.29 : x
  2. Step 2: Convert to fraction form
    195,574.37/269,883.29 = 120,108.29/x
  3. Step 3: Cross multiply
    195,574.37x = 269,883.29 × 120,108.29
  4. Step 4: Simplify right side
    195,574.37x = 32,415,219,412.33
  5. Step 5: Solve for x
    x = 32,415,219,412.33/195,574.37
  6. Step 6: Final answer
    x = 165,743.70

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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.