Home / 141,112.01-194,734.29-77,448.44

Finding the Fourth Proportional to 141,112.01, 194,734.29 and 77,448.44

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Solution

The fourth proportional to 141,112.01, 194,734.29 and 77,448.44 is: 106,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,112.01 : 194,734.29 = 77,448.44 : x
  2. Step 2: Convert to fraction form
    141,112.01/194,734.29 = 77,448.44/x
  3. Step 3: Cross multiply
    141,112.01x = 194,734.29 × 77,448.44
  4. Step 4: Simplify right side
    141,112.01x = 15,081,866,975.01
  5. Step 5: Solve for x
    x = 15,081,866,975.01/141,112.01
  6. Step 6: Final answer
    x = 106,878.69

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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.