Home / 211,108.44-291,330.10-114,313.36

Finding the Fourth Proportional to 211,108.44, 291,330.10 and 114,313.36

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Solution

The fourth proportional to 211,108.44, 291,330.10 and 114,313.36 is: 157,752.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,108.44 : 291,330.10 = 114,313.36 : x
  2. Step 2: Convert to fraction form
    211,108.44/291,330.10 = 114,313.36/x
  3. Step 3: Cross multiply
    211,108.44x = 291,330.10 × 114,313.36
  4. Step 4: Simplify right side
    211,108.44x = 33,302,922,600.14
  5. Step 5: Solve for x
    x = 33,302,922,600.14/211,108.44
  6. Step 6: Final answer
    x = 157,752.68

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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.