Home / 197,593.58-272,731.84-122,099.42

Finding the Fourth Proportional to 197,593.58, 272,731.84 and 122,099.42

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Solution

The fourth proportional to 197,593.58, 272,731.84 and 122,099.42 is: 168,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,593.58 : 272,731.84 = 122,099.42 : x
  2. Step 2: Convert to fraction form
    197,593.58/272,731.84 = 122,099.42/x
  3. Step 3: Cross multiply
    197,593.58x = 272,731.84 × 122,099.42
  4. Step 4: Simplify right side
    197,593.58x = 33,300,397,810.63
  5. Step 5: Solve for x
    x = 33,300,397,810.63/197,593.58
  6. Step 6: Final answer
    x = 168,529.76

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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.