Home / 197,145.45-295,718.18-97,324.65

Finding the Fourth Proportional to 197,145.45, 295,718.18 and 97,324.65

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Solution

The fourth proportional to 197,145.45, 295,718.18 and 97,324.65 is: 145,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,145.45 : 295,718.18 = 97,324.65 : x
  2. Step 2: Convert to fraction form
    197,145.45/295,718.18 = 97,324.65/x
  3. Step 3: Cross multiply
    197,145.45x = 295,718.18 × 97,324.65
  4. Step 4: Simplify right side
    197,145.45x = 28,780,667,880.51
  5. Step 5: Solve for x
    x = 28,780,667,880.51/197,145.45
  6. Step 6: Final answer
    x = 145,986.98

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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.