Home / 141,868.32-195,768.70-84,511.81

Finding the Fourth Proportional to 141,868.32, 195,768.70 and 84,511.81

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Solution

The fourth proportional to 141,868.32, 195,768.70 and 84,511.81 is: 116,620.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,868.32 : 195,768.70 = 84,511.81 : x
  2. Step 2: Convert to fraction form
    141,868.32/195,768.70 = 84,511.81/x
  3. Step 3: Cross multiply
    141,868.32x = 195,768.70 × 84,511.81
  4. Step 4: Simplify right side
    141,868.32x = 16,544,767,178.35
  5. Step 5: Solve for x
    x = 16,544,767,178.35/141,868.32
  6. Step 6: Final answer
    x = 116,620.59

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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.