Home / 50,299.80-69,413.38-27,639.03

Finding the Fourth Proportional to 50,299.80, 69,413.38 and 27,639.03

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Solution

The fourth proportional to 50,299.80, 69,413.38 and 27,639.03 is: 38,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,299.80 : 69,413.38 = 27,639.03 : x
  2. Step 2: Convert to fraction form
    50,299.80/69,413.38 = 27,639.03/x
  3. Step 3: Cross multiply
    50,299.80x = 69,413.38 × 27,639.03
  4. Step 4: Simplify right side
    50,299.80x = 1,918,518,492.22
  5. Step 5: Solve for x
    x = 1,918,518,492.22/50,299.80
  6. Step 6: Final answer
    x = 38,141.67

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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.