Home / 99,455.82-149,183.73-37,131.18

Finding the Fourth Proportional to 99,455.82, 149,183.73 and 37,131.18

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Solution

The fourth proportional to 99,455.82, 149,183.73 and 37,131.18 is: 55,696.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,455.82 : 149,183.73 = 37,131.18 : x
  2. Step 2: Convert to fraction form
    99,455.82/149,183.73 = 37,131.18/x
  3. Step 3: Cross multiply
    99,455.82x = 149,183.73 × 37,131.18
  4. Step 4: Simplify right side
    99,455.82x = 5,539,367,931.70
  5. Step 5: Solve for x
    x = 5,539,367,931.70/99,455.82
  6. Step 6: Final answer
    x = 55,696.77

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1.5x scale

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.