Home / 141,205.35-194,864.75-77,544.51

Finding the Fourth Proportional to 141,205.35, 194,864.75 and 77,544.51

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Solution

The fourth proportional to 141,205.35, 194,864.75 and 77,544.51 is: 107,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,205.35 : 194,864.75 = 77,544.51 : x
  2. Step 2: Convert to fraction form
    141,205.35/194,864.75 = 77,544.51/x
  3. Step 3: Cross multiply
    141,205.35x = 194,864.75 × 77,544.51
  4. Step 4: Simplify right side
    141,205.35x = 15,110,691,167.30
  5. Step 5: Solve for x
    x = 15,110,691,167.30/141,205.35
  6. Step 6: Final answer
    x = 107,012.17

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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.