Home / 197,999.37-273,240.35-107,354.54

Finding the Fourth Proportional to 197,999.37, 273,240.35 and 107,354.54

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Solution

The fourth proportional to 197,999.37, 273,240.35 and 107,354.54 is: 148,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,999.37 : 273,240.35 = 107,354.54 : x
  2. Step 2: Convert to fraction form
    197,999.37/273,240.35 = 107,354.54/x
  3. Step 3: Cross multiply
    197,999.37x = 273,240.35 × 107,354.54
  4. Step 4: Simplify right side
    197,999.37x = 29,333,590,180.71
  5. Step 5: Solve for x
    x = 29,333,590,180.71/197,999.37
  6. Step 6: Final answer
    x = 148,149.92

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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.