Home / 154,623.29-231,971.31-48,001.82

Finding the Fourth Proportional to 154,623.29, 231,971.31 and 48,001.82

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Solution

The fourth proportional to 154,623.29, 231,971.31 and 48,001.82 is: 72,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,623.29 : 231,971.31 = 48,001.82 : x
  2. Step 2: Convert to fraction form
    154,623.29/231,971.31 = 48,001.82/x
  3. Step 3: Cross multiply
    154,623.29x = 231,971.31 × 48,001.82
  4. Step 4: Simplify right side
    154,623.29x = 11,135,043,907.93
  5. Step 5: Solve for x
    x = 11,135,043,907.93/154,623.29
  6. Step 6: Final answer
    x = 72,014.02

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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.