Home / 197,013.64-295,639.98-78,675.07

Finding the Fourth Proportional to 197,013.64, 295,639.98 and 78,675.07

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Solution

The fourth proportional to 197,013.64, 295,639.98 and 78,675.07 is: 118,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,013.64 : 295,639.98 = 78,675.07 : x
  2. Step 2: Convert to fraction form
    197,013.64/295,639.98 = 78,675.07/x
  3. Step 3: Cross multiply
    197,013.64x = 295,639.98 × 78,675.07
  4. Step 4: Simplify right side
    197,013.64x = 23,259,496,121.30
  5. Step 5: Solve for x
    x = 23,259,496,121.30/197,013.64
  6. Step 6: Final answer
    x = 118,060.33

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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.