Home / 211,190.54-291,441.44-114,392.22

Finding the Fourth Proportional to 211,190.54, 291,441.44 and 114,392.22

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Solution

The fourth proportional to 211,190.54, 291,441.44 and 114,392.22 is: 157,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,190.54 : 291,441.44 = 114,392.22 : x
  2. Step 2: Convert to fraction form
    211,190.54/291,441.44 = 114,392.22/x
  3. Step 3: Cross multiply
    211,190.54x = 291,441.44 × 114,392.22
  4. Step 4: Simplify right side
    211,190.54x = 33,338,632,749.64
  5. Step 5: Solve for x
    x = 33,338,632,749.64/211,190.54
  6. Step 6: Final answer
    x = 157,860.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.