Home / 195,900.72-270,337.68-111,025.68

Finding the Fourth Proportional to 195,900.72, 270,337.68 and 111,025.68

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Solution

The fourth proportional to 195,900.72, 270,337.68 and 111,025.68 is: 153,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,900.72 : 270,337.68 = 111,025.68 : x
  2. Step 2: Convert to fraction form
    195,900.72/270,337.68 = 111,025.68/x
  3. Step 3: Cross multiply
    195,900.72x = 270,337.68 × 111,025.68
  4. Step 4: Simplify right side
    195,900.72x = 30,014,424,751.62
  5. Step 5: Solve for x
    x = 30,014,424,751.62/195,900.72
  6. Step 6: Final answer
    x = 153,212.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.