Home / 197,206.05-272,165.97-114,438.27

Finding the Fourth Proportional to 197,206.05, 272,165.97 and 114,438.27

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Solution

The fourth proportional to 197,206.05, 272,165.97 and 114,438.27 is: 157,937.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,206.05 : 272,165.97 = 114,438.27 : x
  2. Step 2: Convert to fraction form
    197,206.05/272,165.97 = 114,438.27/x
  3. Step 3: Cross multiply
    197,206.05x = 272,165.97 × 114,438.27
  4. Step 4: Simplify right side
    197,206.05x = 31,146,202,759.67
  5. Step 5: Solve for x
    x = 31,146,202,759.67/197,206.05
  6. Step 6: Final answer
    x = 157,937.36

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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.