Home / 127,897.58-191,788.05-61,369.04

Finding the Fourth Proportional to 127,897.58, 191,788.05 and 61,369.04

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Solution

The fourth proportional to 127,897.58, 191,788.05 and 61,369.04 is: 92,025.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,897.58 : 191,788.05 = 61,369.04 : x
  2. Step 2: Convert to fraction form
    127,897.58/191,788.05 = 61,369.04/x
  3. Step 3: Cross multiply
    127,897.58x = 191,788.05 × 61,369.04
  4. Step 4: Simplify right side
    127,897.58x = 11,769,848,511.97
  5. Step 5: Solve for x
    x = 11,769,848,511.97/127,897.58
  6. Step 6: Final answer
    x = 92,025.58

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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.