Home / 211,119.96-291,345.96-114,324.88

Finding the Fourth Proportional to 211,119.96, 291,345.96 and 114,324.88

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Solution

The fourth proportional to 211,119.96, 291,345.96 and 114,324.88 is: 157,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,119.96 : 291,345.96 = 114,324.88 : x
  2. Step 2: Convert to fraction form
    211,119.96/291,345.96 = 114,324.88/x
  3. Step 3: Cross multiply
    211,119.96x = 291,345.96 × 114,324.88
  4. Step 4: Simplify right side
    211,119.96x = 33,308,091,915.48
  5. Step 5: Solve for x
    x = 33,308,091,915.48/211,119.96
  6. Step 6: Final answer
    x = 157,768.56

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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.