Home / 141,266.73-194,949.41-77,605.86

Finding the Fourth Proportional to 141,266.73, 194,949.41 and 77,605.86

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Solution

The fourth proportional to 141,266.73, 194,949.41 and 77,605.86 is: 107,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,266.73 : 194,949.41 = 77,605.86 : x
  2. Step 2: Convert to fraction form
    141,266.73/194,949.41 = 77,605.86/x
  3. Step 3: Cross multiply
    141,266.73x = 194,949.41 × 77,605.86
  4. Step 4: Simplify right side
    141,266.73x = 15,129,216,231.51
  5. Step 5: Solve for x
    x = 15,129,216,231.51/141,266.73
  6. Step 6: Final answer
    x = 107,096.81

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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.