Home / 197,165.42-295,629.67-77,079.35

Finding the Fourth Proportional to 197,165.42, 295,629.67 and 77,079.35

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Solution

The fourth proportional to 197,165.42, 295,629.67 and 77,079.35 is: 115,572.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,165.42 : 295,629.67 = 77,079.35 : x
  2. Step 2: Convert to fraction form
    197,165.42/295,629.67 = 77,079.35/x
  3. Step 3: Cross multiply
    197,165.42x = 295,629.67 × 77,079.35
  4. Step 4: Simplify right side
    197,165.42x = 22,786,942,193.61
  5. Step 5: Solve for x
    x = 22,786,942,193.61/197,165.42
  6. Step 6: Final answer
    x = 115,572.71

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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.