Home / 127,025.04-190,537.56-52,132.44

Finding the Fourth Proportional to 127,025.04, 190,537.56 and 52,132.44

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Solution

The fourth proportional to 127,025.04, 190,537.56 and 52,132.44 is: 78,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,025.04 : 190,537.56 = 52,132.44 : x
  2. Step 2: Convert to fraction form
    127,025.04/190,537.56 = 52,132.44/x
  3. Step 3: Cross multiply
    127,025.04x = 190,537.56 × 52,132.44
  4. Step 4: Simplify right side
    127,025.04x = 9,933,187,914.45
  5. Step 5: Solve for x
    x = 9,933,187,914.45/127,025.04
  6. Step 6: Final answer
    x = 78,198.66

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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.