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Finding the Fourth Proportional to 169,667.40, 254,339.10 and 63,022.80

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Solution

The fourth proportional to 169,667.40, 254,339.10 and 63,022.80 is: 94,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,667.40 : 254,339.10 = 63,022.80 : x
  2. Step 2: Convert to fraction form
    169,667.40/254,339.10 = 63,022.80/x
  3. Step 3: Cross multiply
    169,667.40x = 254,339.10 × 63,022.80
  4. Step 4: Simplify right side
    169,667.40x = 16,029,162,231.48
  5. Step 5: Solve for x
    x = 16,029,162,231.48/169,667.40
  6. Step 6: Final answer
    x = 94,474.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.