Home / 194,698.29-268,805.28-149,289.05

Finding the Fourth Proportional to 194,698.29, 268,805.28 and 149,289.05

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Solution

The fourth proportional to 194,698.29, 268,805.28 and 149,289.05 is: 206,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,698.29 : 268,805.28 = 149,289.05 : x
  2. Step 2: Convert to fraction form
    194,698.29/268,805.28 = 149,289.05/x
  3. Step 3: Cross multiply
    194,698.29x = 268,805.28 × 149,289.05
  4. Step 4: Simplify right side
    194,698.29x = 40,129,683,542.16
  5. Step 5: Solve for x
    x = 40,129,683,542.16/194,698.29
  6. Step 6: Final answer
    x = 206,112.15

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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.