Home / 194,714.45-268,705.79-109,831.51

Finding the Fourth Proportional to 194,714.45, 268,705.79 and 109,831.51

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Solution

The fourth proportional to 194,714.45, 268,705.79 and 109,831.51 is: 151,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,714.45 : 268,705.79 = 109,831.51 : x
  2. Step 2: Convert to fraction form
    194,714.45/268,705.79 = 109,831.51/x
  3. Step 3: Cross multiply
    194,714.45x = 268,705.79 × 109,831.51
  4. Step 4: Simplify right side
    194,714.45x = 29,512,362,860.04
  5. Step 5: Solve for x
    x = 29,512,362,860.04/194,714.45
  6. Step 6: Final answer
    x = 151,567.40

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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.