Home / 141,536.35-195,218.13-81,084.97

Finding the Fourth Proportional to 141,536.35, 195,218.13 and 81,084.97

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Solution

The fourth proportional to 141,536.35, 195,218.13 and 81,084.97 is: 111,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,536.35 : 195,218.13 = 81,084.97 : x
  2. Step 2: Convert to fraction form
    141,536.35/195,218.13 = 81,084.97/x
  3. Step 3: Cross multiply
    141,536.35x = 195,218.13 × 81,084.97
  4. Step 4: Simplify right side
    141,536.35x = 15,829,256,214.51
  5. Step 5: Solve for x
    x = 15,829,256,214.51/141,536.35
  6. Step 6: Final answer
    x = 111,838.80

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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.