Home / 223,544.44-308,493.39-121,570.86

Finding the Fourth Proportional to 223,544.44, 308,493.39 and 121,570.86

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Solution

The fourth proportional to 223,544.44, 308,493.39 and 121,570.86 is: 167,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,544.44 : 308,493.39 = 121,570.86 : x
  2. Step 2: Convert to fraction form
    223,544.44/308,493.39 = 121,570.86/x
  3. Step 3: Cross multiply
    223,544.44x = 308,493.39 × 121,570.86
  4. Step 4: Simplify right side
    223,544.44x = 37,503,806,726.62
  5. Step 5: Solve for x
    x = 37,503,806,726.62/223,544.44
  6. Step 6: Final answer
    x = 167,768.91

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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.