Home / 154,112.22-231,165.90-48,929.67

Finding the Fourth Proportional to 154,112.22, 231,165.90 and 48,929.67

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Solution

The fourth proportional to 154,112.22, 231,165.90 and 48,929.67 is: 73,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,112.22 : 231,165.90 = 48,929.67 : x
  2. Step 2: Convert to fraction form
    154,112.22/231,165.90 = 48,929.67/x
  3. Step 3: Cross multiply
    154,112.22x = 231,165.90 × 48,929.67
  4. Step 4: Simplify right side
    154,112.22x = 11,310,871,202.25
  5. Step 5: Solve for x
    x = 11,310,871,202.25/154,112.22
  6. Step 6: Final answer
    x = 73,393.73

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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.