Home / 197,555.83-296,423.73-83,734.78

Finding the Fourth Proportional to 197,555.83, 296,423.73 and 83,734.78

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Solution

The fourth proportional to 197,555.83, 296,423.73 and 83,734.78 is: 125,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,555.83 : 296,423.73 = 83,734.78 : x
  2. Step 2: Convert to fraction form
    197,555.83/296,423.73 = 83,734.78/x
  3. Step 3: Cross multiply
    197,555.83x = 296,423.73 × 83,734.78
  4. Step 4: Simplify right side
    197,555.83x = 24,820,975,633.06
  5. Step 5: Solve for x
    x = 24,820,975,633.06/197,555.83
  6. Step 6: Final answer
    x = 125,640.31

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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.