Home / 233,076.20-348,923.10-154,279.40

Finding the Fourth Proportional to 233,076.20, 348,923.10 and 154,279.40

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Solution

The fourth proportional to 233,076.20, 348,923.10 and 154,279.40 is: 230,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,076.20 : 348,923.10 = 154,279.40 : x
  2. Step 2: Convert to fraction form
    233,076.20/348,923.10 = 154,279.40/x
  3. Step 3: Cross multiply
    233,076.20x = 348,923.10 × 154,279.40
  4. Step 4: Simplify right side
    233,076.20x = 53,831,646,514.14
  5. Step 5: Solve for x
    x = 53,831,646,514.14/233,076.20
  6. Step 6: Final answer
    x = 230,961.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.