Home / 141,899.14-195,817.15-77,369.58

Finding the Fourth Proportional to 141,899.14, 195,817.15 and 77,369.58

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Solution

The fourth proportional to 141,899.14, 195,817.15 and 77,369.58 is: 106,768.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,899.14 : 195,817.15 = 77,369.58 : x
  2. Step 2: Convert to fraction form
    141,899.14/195,817.15 = 77,369.58/x
  3. Step 3: Cross multiply
    141,899.14x = 195,817.15 × 77,369.58
  4. Step 4: Simplify right side
    141,899.14x = 15,150,290,313.81
  5. Step 5: Solve for x
    x = 15,150,290,313.81/141,899.14
  6. Step 6: Final answer
    x = 106,768.02

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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.