Home / 141,015.94-194,601.99-77,355.10

Finding the Fourth Proportional to 141,015.94, 194,601.99 and 77,355.10

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Solution

The fourth proportional to 141,015.94, 194,601.99 and 77,355.10 is: 106,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,015.94 : 194,601.99 = 77,355.10 : x
  2. Step 2: Convert to fraction form
    141,015.94/194,601.99 = 77,355.10/x
  3. Step 3: Cross multiply
    141,015.94x = 194,601.99 × 77,355.10
  4. Step 4: Simplify right side
    141,015.94x = 15,053,456,929.98
  5. Step 5: Solve for x
    x = 15,053,456,929.98/141,015.94
  6. Step 6: Final answer
    x = 106,750.04

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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.