Home / 211,071.54-291,279.18-114,276.44

Finding the Fourth Proportional to 211,071.54, 291,279.18 and 114,276.44

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Solution

The fourth proportional to 211,071.54, 291,279.18 and 114,276.44 is: 157,701.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,071.54 : 291,279.18 = 114,276.44 : x
  2. Step 2: Convert to fraction form
    211,071.54/291,279.18 = 114,276.44/x
  3. Step 3: Cross multiply
    211,071.54x = 291,279.18 × 114,276.44
  4. Step 4: Simplify right side
    211,071.54x = 33,286,347,736.52
  5. Step 5: Solve for x
    x = 33,286,347,736.52/211,071.54
  6. Step 6: Final answer
    x = 157,701.73

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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.