Home / 196,258.80-270,838.44-111,377.28

Finding the Fourth Proportional to 196,258.80, 270,838.44 and 111,377.28

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Solution

The fourth proportional to 196,258.80, 270,838.44 and 111,377.28 is: 153,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,258.80 : 270,838.44 = 111,377.28 : x
  2. Step 2: Convert to fraction form
    196,258.80/270,838.44 = 111,377.28/x
  3. Step 3: Cross multiply
    196,258.80x = 270,838.44 × 111,377.28
  4. Step 4: Simplify right side
    196,258.80x = 30,165,248,766.64
  5. Step 5: Solve for x
    x = 30,165,248,766.64/196,258.80
  6. Step 6: Final answer
    x = 153,701.38

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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.