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Finding the Fourth Proportional to 254,496.64, 351,134.40 and 159,100.48

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Solution

The fourth proportional to 254,496.64, 351,134.40 and 159,100.48 is: 219,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,496.64 : 351,134.40 = 159,100.48 : x
  2. Step 2: Convert to fraction form
    254,496.64/351,134.40 = 159,100.48/x
  3. Step 3: Cross multiply
    254,496.64x = 351,134.40 × 159,100.48
  4. Step 4: Simplify right side
    254,496.64x = 55,865,651,584.51
  5. Step 5: Solve for x
    x = 55,865,651,584.51/254,496.64
  6. Step 6: Final answer
    x = 219,514.30

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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.