Home / 154,453.36-231,699.12-54,592.96

Finding the Fourth Proportional to 154,453.36, 231,699.12 and 54,592.96

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Solution

The fourth proportional to 154,453.36, 231,699.12 and 54,592.96 is: 81,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,453.36 : 231,699.12 = 54,592.96 : x
  2. Step 2: Convert to fraction form
    154,453.36/231,699.12 = 54,592.96/x
  3. Step 3: Cross multiply
    154,453.36x = 231,699.12 × 54,592.96
  4. Step 4: Simplify right side
    154,453.36x = 12,649,140,790.20
  5. Step 5: Solve for x
    x = 12,649,140,790.20/154,453.36
  6. Step 6: Final answer
    x = 81,896.18

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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.