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Finding the Fourth Proportional to 197,554.98, 295,987.59 and 164,487.78

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Solution

The fourth proportional to 197,554.98, 295,987.59 and 164,487.78 is: 246,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,554.98 : 295,987.59 = 164,487.78 : x
  2. Step 2: Convert to fraction form
    197,554.98/295,987.59 = 164,487.78/x
  3. Step 3: Cross multiply
    197,554.98x = 295,987.59 × 164,487.78
  4. Step 4: Simplify right side
    197,554.98x = 48,686,341,586.65
  5. Step 5: Solve for x
    x = 48,686,341,586.65/197,554.98
  6. Step 6: Final answer
    x = 246,444.52

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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.