Home / 197,769.19-296,534.18-77,682.39

Finding the Fourth Proportional to 197,769.19, 296,534.18 and 77,682.39

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Solution

The fourth proportional to 197,769.19, 296,534.18 and 77,682.39 is: 116,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,769.19 : 296,534.18 = 77,682.39 : x
  2. Step 2: Convert to fraction form
    197,769.19/296,534.18 = 77,682.39/x
  3. Step 3: Cross multiply
    197,769.19x = 296,534.18 × 77,682.39
  4. Step 4: Simplify right side
    197,769.19x = 23,035,481,948.01
  5. Step 5: Solve for x
    x = 23,035,481,948.01/197,769.19
  6. Step 6: Final answer
    x = 116,476.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.