Home / 69,533.84-104,305.93-18,941.55

Finding the Fourth Proportional to 69,533.84, 104,305.93 and 18,941.55

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Solution

The fourth proportional to 69,533.84, 104,305.93 and 18,941.55 is: 28,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,533.84 : 104,305.93 = 18,941.55 : x
  2. Step 2: Convert to fraction form
    69,533.84/104,305.93 = 18,941.55/x
  3. Step 3: Cross multiply
    69,533.84x = 104,305.93 × 18,941.55
  4. Step 4: Simplify right side
    69,533.84x = 1,975,715,549.89
  5. Step 5: Solve for x
    x = 1,975,715,549.89/69,533.84
  6. Step 6: Final answer
    x = 28,413.73

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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.