Home / 127,060.50-190,577.36-52,188.54

Finding the Fourth Proportional to 127,060.50, 190,577.36 and 52,188.54

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Solution

The fourth proportional to 127,060.50, 190,577.36 and 52,188.54 is: 78,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,060.50 : 190,577.36 = 52,188.54 : x
  2. Step 2: Convert to fraction form
    127,060.50/190,577.36 = 52,188.54/x
  3. Step 3: Cross multiply
    127,060.50x = 190,577.36 × 52,188.54
  4. Step 4: Simplify right side
    127,060.50x = 9,945,954,175.45
  5. Step 5: Solve for x
    x = 9,945,954,175.45/127,060.50
  6. Step 6: Final answer
    x = 78,277.31

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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.