Home / 195,714.74-269,987.54-115,090.94

Finding the Fourth Proportional to 195,714.74, 269,987.54 and 115,090.94

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Solution

The fourth proportional to 195,714.74, 269,987.54 and 115,090.94 is: 158,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,714.74 : 269,987.54 = 115,090.94 : x
  2. Step 2: Convert to fraction form
    195,714.74/269,987.54 = 115,090.94/x
  3. Step 3: Cross multiply
    195,714.74x = 269,987.54 × 115,090.94
  4. Step 4: Simplify right side
    195,714.74x = 31,073,119,766.89
  5. Step 5: Solve for x
    x = 31,073,119,766.89/195,714.74
  6. Step 6: Final answer
    x = 158,767.40

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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.