Home / 126,441.35-189,690.26-47,556.26

Finding the Fourth Proportional to 126,441.35, 189,690.26 and 47,556.26

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Solution

The fourth proportional to 126,441.35, 189,690.26 and 47,556.26 is: 71,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,441.35 : 189,690.26 = 47,556.26 : x
  2. Step 2: Convert to fraction form
    126,441.35/189,690.26 = 47,556.26/x
  3. Step 3: Cross multiply
    126,441.35x = 189,690.26 × 47,556.26
  4. Step 4: Simplify right side
    126,441.35x = 9,020,958,494.47
  5. Step 5: Solve for x
    x = 9,020,958,494.47/126,441.35
  6. Step 6: Final answer
    x = 71,345.01

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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.