Home / 103,625.62-143,008.60-61,183.24

Finding the Fourth Proportional to 103,625.62, 143,008.60 and 61,183.24

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Solution

The fourth proportional to 103,625.62, 143,008.60 and 61,183.24 is: 84,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.62 : 143,008.60 = 61,183.24 : x
  2. Step 2: Convert to fraction form
    103,625.62/143,008.60 = 61,183.24/x
  3. Step 3: Cross multiply
    103,625.62x = 143,008.60 × 61,183.24
  4. Step 4: Simplify right side
    103,625.62x = 8,749,729,495.86
  5. Step 5: Solve for x
    x = 8,749,729,495.86/103,625.62
  6. Step 6: Final answer
    x = 84,435.97

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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.