Home / 144,450.90-199,540.53-131,037.30

Finding the Fourth Proportional to 144,450.90, 199,540.53 and 131,037.30

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Solution

The fourth proportional to 144,450.90, 199,540.53 and 131,037.30 is: 181,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,450.90 : 199,540.53 = 131,037.30 : x
  2. Step 2: Convert to fraction form
    144,450.90/199,540.53 = 131,037.30/x
  3. Step 3: Cross multiply
    144,450.90x = 199,540.53 × 131,037.30
  4. Step 4: Simplify right side
    144,450.90x = 26,147,252,291.77
  5. Step 5: Solve for x
    x = 26,147,252,291.77/144,450.90
  6. Step 6: Final answer
    x = 181,011.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.