Home / 74,176.84-111,265.26-18,016.60

Finding the Fourth Proportional to 74,176.84, 111,265.26 and 18,016.60

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Solution

The fourth proportional to 74,176.84, 111,265.26 and 18,016.60 is: 27,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,176.84 : 111,265.26 = 18,016.60 : x
  2. Step 2: Convert to fraction form
    74,176.84/111,265.26 = 18,016.60/x
  3. Step 3: Cross multiply
    74,176.84x = 111,265.26 × 18,016.60
  4. Step 4: Simplify right side
    74,176.84x = 2,004,621,683.32
  5. Step 5: Solve for x
    x = 2,004,621,683.32/74,176.84
  6. Step 6: Final answer
    x = 27,024.90

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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.