Home / 148,329.88-222,494.82-69,499.60

Finding the Fourth Proportional to 148,329.88, 222,494.82 and 69,499.60

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Solution

The fourth proportional to 148,329.88, 222,494.82 and 69,499.60 is: 104,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,329.88 : 222,494.82 = 69,499.60 : x
  2. Step 2: Convert to fraction form
    148,329.88/222,494.82 = 69,499.60/x
  3. Step 3: Cross multiply
    148,329.88x = 222,494.82 × 69,499.60
  4. Step 4: Simplify right side
    148,329.88x = 15,463,300,992.07
  5. Step 5: Solve for x
    x = 15,463,300,992.07/148,329.88
  6. Step 6: Final answer
    x = 104,249.40

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Similar ratio
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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.