Home / 127,991.60-191,837.88-96,299.84

Finding the Fourth Proportional to 127,991.60, 191,837.88 and 96,299.84

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Solution

The fourth proportional to 127,991.60, 191,837.88 and 96,299.84 is: 144,337.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,991.60 : 191,837.88 = 96,299.84 : x
  2. Step 2: Convert to fraction form
    127,991.60/191,837.88 = 96,299.84/x
  3. Step 3: Cross multiply
    127,991.60x = 191,837.88 × 96,299.84
  4. Step 4: Simplify right side
    127,991.60x = 18,473,957,149.94
  5. Step 5: Solve for x
    x = 18,473,957,149.94/127,991.60
  6. Step 6: Final answer
    x = 144,337.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.