Home / 143,074.05-197,413.52-92,006.79

Finding the Fourth Proportional to 143,074.05, 197,413.52 and 92,006.79

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Solution

The fourth proportional to 143,074.05, 197,413.52 and 92,006.79 is: 126,950.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,074.05 : 197,413.52 = 92,006.79 : x
  2. Step 2: Convert to fraction form
    143,074.05/197,413.52 = 92,006.79/x
  3. Step 3: Cross multiply
    143,074.05x = 197,413.52 × 92,006.79
  4. Step 4: Simplify right side
    143,074.05x = 18,163,383,817.77
  5. Step 5: Solve for x
    x = 18,163,383,817.77/143,074.05
  6. Step 6: Final answer
    x = 126,950.93

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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.