Home / 196,260.44-270,874.86-115,683.32

Finding the Fourth Proportional to 196,260.44, 270,874.86 and 115,683.32

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Solution

The fourth proportional to 196,260.44, 270,874.86 and 115,683.32 is: 159,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,260.44 : 270,874.86 = 115,683.32 : x
  2. Step 2: Convert to fraction form
    196,260.44/270,874.86 = 115,683.32/x
  3. Step 3: Cross multiply
    196,260.44x = 270,874.86 × 115,683.32
  4. Step 4: Simplify right side
    196,260.44x = 31,335,703,109.34
  5. Step 5: Solve for x
    x = 31,335,703,109.34/196,260.44
  6. Step 6: Final answer
    x = 159,663.88

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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.