Home / 123,625.80-185,376.60-60,450.84

Finding the Fourth Proportional to 123,625.80, 185,376.60 and 60,450.84

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Solution

The fourth proportional to 123,625.80, 185,376.60 and 60,450.84 is: 90,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,625.80 : 185,376.60 = 60,450.84 : x
  2. Step 2: Convert to fraction form
    123,625.80/185,376.60 = 60,450.84/x
  3. Step 3: Cross multiply
    123,625.80x = 185,376.60 × 60,450.84
  4. Step 4: Simplify right side
    123,625.80x = 11,206,171,186.34
  5. Step 5: Solve for x
    x = 11,206,171,186.34/123,625.80
  6. Step 6: Final answer
    x = 90,645.89

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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.