Home / 211,048.20-291,244.30-114,249.88

Finding the Fourth Proportional to 211,048.20, 291,244.30 and 114,249.88

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Solution

The fourth proportional to 211,048.20, 291,244.30 and 114,249.88 is: 157,663.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,048.20 : 291,244.30 = 114,249.88 : x
  2. Step 2: Convert to fraction form
    211,048.20/291,244.30 = 114,249.88/x
  3. Step 3: Cross multiply
    211,048.20x = 291,244.30 × 114,249.88
  4. Step 4: Simplify right side
    211,048.20x = 33,274,626,325.68
  5. Step 5: Solve for x
    x = 33,274,626,325.68/211,048.20
  6. Step 6: Final answer
    x = 157,663.63

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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.