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Finding the Fourth Proportional to 197,008.66, 295,554.51 and 63,878.54

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Solution

The fourth proportional to 197,008.66, 295,554.51 and 63,878.54 is: 95,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,008.66 : 295,554.51 = 63,878.54 : x
  2. Step 2: Convert to fraction form
    197,008.66/295,554.51 = 63,878.54/x
  3. Step 3: Cross multiply
    197,008.66x = 295,554.51 × 63,878.54
  4. Step 4: Simplify right side
    197,008.66x = 18,879,590,589.22
  5. Step 5: Solve for x
    x = 18,879,590,589.22/197,008.66
  6. Step 6: Final answer
    x = 95,831.27

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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.