Home / 197,144.38-272,059.04-106,500.35

Finding the Fourth Proportional to 197,144.38, 272,059.04 and 106,500.35

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Solution

The fourth proportional to 197,144.38, 272,059.04 and 106,500.35 is: 146,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,144.38 : 272,059.04 = 106,500.35 : x
  2. Step 2: Convert to fraction form
    197,144.38/272,059.04 = 106,500.35/x
  3. Step 3: Cross multiply
    197,144.38x = 272,059.04 × 106,500.35
  4. Step 4: Simplify right side
    197,144.38x = 28,974,383,203.42
  5. Step 5: Solve for x
    x = 28,974,383,203.42/197,144.38
  6. Step 6: Final answer
    x = 146,970.37

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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.