Home / 211,195.42-291,447.25-114,397.45

Finding the Fourth Proportional to 211,195.42, 291,447.25 and 114,397.45

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Solution

The fourth proportional to 211,195.42, 291,447.25 and 114,397.45 is: 157,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,195.42 : 291,447.25 = 114,397.45 : x
  2. Step 2: Convert to fraction form
    211,195.42/291,447.25 = 114,397.45/x
  3. Step 3: Cross multiply
    211,195.42x = 291,447.25 × 114,397.45
  4. Step 4: Simplify right side
    211,195.42x = 33,340,821,194.90
  5. Step 5: Solve for x
    x = 33,340,821,194.90/211,195.42
  6. Step 6: Final answer
    x = 157,867.16

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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.