Home / 154,833.64-231,856.38-102,083.08

Finding the Fourth Proportional to 154,833.64, 231,856.38 and 102,083.08

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Solution

The fourth proportional to 154,833.64, 231,856.38 and 102,083.08 is: 152,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,833.64 : 231,856.38 = 102,083.08 : x
  2. Step 2: Convert to fraction form
    154,833.64/231,856.38 = 102,083.08/x
  3. Step 3: Cross multiply
    154,833.64x = 231,856.38 × 102,083.08
  4. Step 4: Simplify right side
    154,833.64x = 23,668,613,388.05
  5. Step 5: Solve for x
    x = 23,668,613,388.05/154,833.64
  6. Step 6: Final answer
    x = 152,864.80

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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.