Home / 144,453.90-199,544.67-131,040.30

Finding the Fourth Proportional to 144,453.90, 199,544.67 and 131,040.30

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Solution

The fourth proportional to 144,453.90, 199,544.67 and 131,040.30 is: 181,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,453.90 : 199,544.67 = 131,040.30 : x
  2. Step 2: Convert to fraction form
    144,453.90/199,544.67 = 131,040.30/x
  3. Step 3: Cross multiply
    144,453.90x = 199,544.67 × 131,040.30
  4. Step 4: Simplify right side
    144,453.90x = 26,148,393,420.20
  5. Step 5: Solve for x
    x = 26,148,393,420.20/144,453.90
  6. Step 6: Final answer
    x = 181,015.49

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1.5x scale

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.