Home / 197,555.63-272,627.44-106,911.56

Finding the Fourth Proportional to 197,555.63, 272,627.44 and 106,911.56

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Solution

The fourth proportional to 197,555.63, 272,627.44 and 106,911.56 is: 147,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,555.63 : 272,627.44 = 106,911.56 : x
  2. Step 2: Convert to fraction form
    197,555.63/272,627.44 = 106,911.56/x
  3. Step 3: Cross multiply
    197,555.63x = 272,627.44 × 106,911.56
  4. Step 4: Simplify right side
    197,555.63x = 29,147,025,323.50
  5. Step 5: Solve for x
    x = 29,147,025,323.50/197,555.63
  6. Step 6: Final answer
    x = 147,538.32

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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.