Home / 196,071.08-270,578.07-111,188.14

Finding the Fourth Proportional to 196,071.08, 270,578.07 and 111,188.14

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Solution

The fourth proportional to 196,071.08, 270,578.07 and 111,188.14 is: 153,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,071.08 : 270,578.07 = 111,188.14 : x
  2. Step 2: Convert to fraction form
    196,071.08/270,578.07 = 111,188.14/x
  3. Step 3: Cross multiply
    196,071.08x = 270,578.07 × 111,188.14
  4. Step 4: Simplify right side
    196,071.08x = 30,085,072,448.59
  5. Step 5: Solve for x
    x = 30,085,072,448.59/196,071.08
  6. Step 6: Final answer
    x = 153,439.62

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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.