Home / 196,858.36-295,326.40-72,200.44

Finding the Fourth Proportional to 196,858.36, 295,326.40 and 72,200.44

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Solution

The fourth proportional to 196,858.36, 295,326.40 and 72,200.44 is: 108,314.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,858.36 : 295,326.40 = 72,200.44 : x
  2. Step 2: Convert to fraction form
    196,858.36/295,326.40 = 72,200.44/x
  3. Step 3: Cross multiply
    196,858.36x = 295,326.40 × 72,200.44
  4. Step 4: Simplify right side
    196,858.36x = 21,322,696,023.62
  5. Step 5: Solve for x
    x = 21,322,696,023.62/196,858.36
  6. Step 6: Final answer
    x = 108,314.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.