Home / 196,378.39-271,003.98-111,497.26

Finding the Fourth Proportional to 196,378.39, 271,003.98 and 111,497.26

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Solution

The fourth proportional to 196,378.39, 271,003.98 and 111,497.26 is: 153,867.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,378.39 : 271,003.98 = 111,497.26 : x
  2. Step 2: Convert to fraction form
    196,378.39/271,003.98 = 111,497.26/x
  3. Step 3: Cross multiply
    196,378.39x = 271,003.98 × 111,497.26
  4. Step 4: Simplify right side
    196,378.39x = 30,216,201,219.09
  5. Step 5: Solve for x
    x = 30,216,201,219.09/196,378.39
  6. Step 6: Final answer
    x = 153,867.24

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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.