Home / 197,769.94-296,535.30-77,683.13

Finding the Fourth Proportional to 197,769.94, 296,535.30 and 77,683.13

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Solution

The fourth proportional to 197,769.94, 296,535.30 and 77,683.13 is: 116,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,769.94 : 296,535.30 = 77,683.13 : x
  2. Step 2: Convert to fraction form
    197,769.94/296,535.30 = 77,683.13/x
  3. Step 3: Cross multiply
    197,769.94x = 296,535.30 × 77,683.13
  4. Step 4: Simplify right side
    197,769.94x = 23,035,791,000.83
  5. Step 5: Solve for x
    x = 23,035,791,000.83/197,769.94
  6. Step 6: Final answer
    x = 116,477.72

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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.