Home / 194,113.65-268,022.79-191,013.60

Finding the Fourth Proportional to 194,113.65, 268,022.79 and 191,013.60

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Solution

The fourth proportional to 194,113.65, 268,022.79 and 191,013.60 is: 263,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,113.65 : 268,022.79 = 191,013.60 : x
  2. Step 2: Convert to fraction form
    194,113.65/268,022.79 = 191,013.60/x
  3. Step 3: Cross multiply
    194,113.65x = 268,022.79 × 191,013.60
  4. Step 4: Simplify right side
    194,113.65x = 51,195,997,999.94
  5. Step 5: Solve for x
    x = 51,195,997,999.94/194,113.65
  6. Step 6: Final answer
    x = 263,742.39

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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.