Home / 50,298.75-69,413.76-27,639.15

Finding the Fourth Proportional to 50,298.75, 69,413.76 and 27,639.15

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Solution

The fourth proportional to 50,298.75, 69,413.76 and 27,639.15 is: 38,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,298.75 : 69,413.76 = 27,639.15 : x
  2. Step 2: Convert to fraction form
    50,298.75/69,413.76 = 27,639.15/x
  3. Step 3: Cross multiply
    50,298.75x = 69,413.76 × 27,639.15
  4. Step 4: Simplify right side
    50,298.75x = 1,918,537,324.70
  5. Step 5: Solve for x
    x = 1,918,537,324.70/50,298.75
  6. Step 6: Final answer
    x = 38,142.84

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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.