Home / 131,834.43-197,750.16-31,995.72

Finding the Fourth Proportional to 131,834.43, 197,750.16 and 31,995.72

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Solution

The fourth proportional to 131,834.43, 197,750.16 and 31,995.72 is: 47,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,834.43 : 197,750.16 = 31,995.72 : x
  2. Step 2: Convert to fraction form
    131,834.43/197,750.16 = 31,995.72/x
  3. Step 3: Cross multiply
    131,834.43x = 197,750.16 × 31,995.72
  4. Step 4: Simplify right side
    131,834.43x = 6,327,158,749.32
  5. Step 5: Solve for x
    x = 6,327,158,749.32/131,834.43
  6. Step 6: Final answer
    x = 47,993.22

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1.5x scale

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.