Home / 126,996.04-190,494.06-52,103.44

Finding the Fourth Proportional to 126,996.04, 190,494.06 and 52,103.44

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Solution

The fourth proportional to 126,996.04, 190,494.06 and 52,103.44 is: 78,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,996.04 : 190,494.06 = 52,103.44 : x
  2. Step 2: Convert to fraction form
    126,996.04/190,494.06 = 52,103.44/x
  3. Step 3: Cross multiply
    126,996.04x = 190,494.06 × 52,103.44
  4. Step 4: Simplify right side
    126,996.04x = 9,925,395,825.57
  5. Step 5: Solve for x
    x = 9,925,395,825.57/126,996.04
  6. Step 6: Final answer
    x = 78,155.16

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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.