Home / 197,769.90-272,902.91-110,538.67

Finding the Fourth Proportional to 197,769.90, 272,902.91 and 110,538.67

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Solution

The fourth proportional to 197,769.90, 272,902.91 and 110,538.67 is: 152,532.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,769.90 : 272,902.91 = 110,538.67 : x
  2. Step 2: Convert to fraction form
    197,769.90/272,902.91 = 110,538.67/x
  3. Step 3: Cross multiply
    197,769.90x = 272,902.91 × 110,538.67
  4. Step 4: Simplify right side
    197,769.90x = 30,166,323,219.73
  5. Step 5: Solve for x
    x = 30,166,323,219.73/197,769.90
  6. Step 6: Final answer
    x = 152,532.43

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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.