Home / 141,594.56-195,369.12-81,944

Finding the Fourth Proportional to 141,594.56, 195,369.12 and 81,944

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Solution

The fourth proportional to 141,594.56, 195,369.12 and 81,944 is: 113,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,594.56 : 195,369.12 = 81,944 : x
  2. Step 2: Convert to fraction form
    141,594.56/195,369.12 = 81,944/x
  3. Step 3: Cross multiply
    141,594.56x = 195,369.12 × 81,944
  4. Step 4: Simplify right side
    141,594.56x = 16,009,327,169.28
  5. Step 5: Solve for x
    x = 16,009,327,169.28/141,594.56
  6. Step 6: Final answer
    x = 113,064.56

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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.