Home / 126,924.60-190,408.50-43,799.16

Finding the Fourth Proportional to 126,924.60, 190,408.50 and 43,799.16

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Solution

The fourth proportional to 126,924.60, 190,408.50 and 43,799.16 is: 65,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,924.60 : 190,408.50 = 43,799.16 : x
  2. Step 2: Convert to fraction form
    126,924.60/190,408.50 = 43,799.16/x
  3. Step 3: Cross multiply
    126,924.60x = 190,408.50 × 43,799.16
  4. Step 4: Simplify right side
    126,924.60x = 8,339,732,356.86
  5. Step 5: Solve for x
    x = 8,339,732,356.86/126,924.60
  6. Step 6: Final answer
    x = 65,706.19

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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.