Home / 154,325.03-231,440.46-54,461.90

Finding the Fourth Proportional to 154,325.03, 231,440.46 and 54,461.90

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Solution

The fourth proportional to 154,325.03, 231,440.46 and 54,461.90 is: 81,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,325.03 : 231,440.46 = 54,461.90 : x
  2. Step 2: Convert to fraction form
    154,325.03/231,440.46 = 54,461.90/x
  3. Step 3: Cross multiply
    154,325.03x = 231,440.46 × 54,461.90
  4. Step 4: Simplify right side
    154,325.03x = 12,604,687,188.47
  5. Step 5: Solve for x
    x = 12,604,687,188.47/154,325.03
  6. Step 6: Final answer
    x = 81,676.23

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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.