Home / 186,115.08-256,928.04-114,556.44

Finding the Fourth Proportional to 186,115.08, 256,928.04 and 114,556.44

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Solution

The fourth proportional to 186,115.08, 256,928.04 and 114,556.44 is: 158,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,115.08 : 256,928.04 = 114,556.44 : x
  2. Step 2: Convert to fraction form
    186,115.08/256,928.04 = 114,556.44/x
  3. Step 3: Cross multiply
    186,115.08x = 256,928.04 × 114,556.44
  4. Step 4: Simplify right side
    186,115.08x = 29,432,761,598.58
  5. Step 5: Solve for x
    x = 29,432,761,598.58/186,115.08
  6. Step 6: Final answer
    x = 158,142.81

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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.