Home / 103,268.09-154,809.87-49,930.24

Finding the Fourth Proportional to 103,268.09, 154,809.87 and 49,930.24

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Solution

The fourth proportional to 103,268.09, 154,809.87 and 49,930.24 is: 74,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,268.09 : 154,809.87 = 49,930.24 : x
  2. Step 2: Convert to fraction form
    103,268.09/154,809.87 = 49,930.24/x
  3. Step 3: Cross multiply
    103,268.09x = 154,809.87 × 49,930.24
  4. Step 4: Simplify right side
    103,268.09x = 7,729,693,237.01
  5. Step 5: Solve for x
    x = 7,729,693,237.01/103,268.09
  6. Step 6: Final answer
    x = 74,850.74

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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.