Home / 191,049.06-263,642.46-106,163.94

Finding the Fourth Proportional to 191,049.06, 263,642.46 and 106,163.94

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Solution

The fourth proportional to 191,049.06, 263,642.46 and 106,163.94 is: 146,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,049.06 : 263,642.46 = 106,163.94 : x
  2. Step 2: Convert to fraction form
    191,049.06/263,642.46 = 106,163.94/x
  3. Step 3: Cross multiply
    191,049.06x = 263,642.46 × 106,163.94
  4. Step 4: Simplify right side
    191,049.06x = 27,989,322,304.89
  5. Step 5: Solve for x
    x = 27,989,322,304.89/191,049.06
  6. Step 6: Final answer
    x = 146,503.32

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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.