Home / 226,197.54-312,151.78-124,229.60

Finding the Fourth Proportional to 226,197.54, 312,151.78 and 124,229.60

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Solution

The fourth proportional to 226,197.54, 312,151.78 and 124,229.60 is: 171,436.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,197.54 : 312,151.78 = 124,229.60 : x
  2. Step 2: Convert to fraction form
    226,197.54/312,151.78 = 124,229.60/x
  3. Step 3: Cross multiply
    226,197.54x = 312,151.78 × 124,229.60
  4. Step 4: Simplify right side
    226,197.54x = 38,778,490,533.79
  5. Step 5: Solve for x
    x = 38,778,490,533.79/226,197.54
  6. Step 6: Final answer
    x = 171,436.39

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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.