Home / 154,629.57-213,388.83-94,200.19

Finding the Fourth Proportional to 154,629.57, 213,388.83 and 94,200.19

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Solution

The fourth proportional to 154,629.57, 213,388.83 and 94,200.19 is: 129,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,629.57 : 213,388.83 = 94,200.19 : x
  2. Step 2: Convert to fraction form
    154,629.57/213,388.83 = 94,200.19/x
  3. Step 3: Cross multiply
    154,629.57x = 213,388.83 × 94,200.19
  4. Step 4: Simplify right side
    154,629.57x = 20,101,268,329.88
  5. Step 5: Solve for x
    x = 20,101,268,329.88/154,629.57
  6. Step 6: Final answer
    x = 129,996.28

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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.