Home / 154,631.07-231,982.92-48,009.55

Finding the Fourth Proportional to 154,631.07, 231,982.92 and 48,009.55

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Solution

The fourth proportional to 154,631.07, 231,982.92 and 48,009.55 is: 72,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,631.07 : 231,982.92 = 48,009.55 : x
  2. Step 2: Convert to fraction form
    154,631.07/231,982.92 = 48,009.55/x
  3. Step 3: Cross multiply
    154,631.07x = 231,982.92 × 48,009.55
  4. Step 4: Simplify right side
    154,631.07x = 11,137,395,596.89
  5. Step 5: Solve for x
    x = 11,137,395,596.89/154,631.07
  6. Step 6: Final answer
    x = 72,025.60

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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.