Home / 197,074.24-271,962.44-106,430.21

Finding the Fourth Proportional to 197,074.24, 271,962.44 and 106,430.21

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Solution

The fourth proportional to 197,074.24, 271,962.44 and 106,430.21 is: 146,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,074.24 : 271,962.44 = 106,430.21 : x
  2. Step 2: Convert to fraction form
    197,074.24/271,962.44 = 106,430.21/x
  3. Step 3: Cross multiply
    197,074.24x = 271,962.44 × 106,430.21
  4. Step 4: Simplify right side
    197,074.24x = 28,945,017,709.35
  5. Step 5: Solve for x
    x = 28,945,017,709.35/197,074.24
  6. Step 6: Final answer
    x = 146,873.68

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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.