Home / 73,740.12-110,610.62-18,336.12

Finding the Fourth Proportional to 73,740.12, 110,610.62 and 18,336.12

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Solution

The fourth proportional to 73,740.12, 110,610.62 and 18,336.12 is: 27,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,740.12 : 110,610.62 = 18,336.12 : x
  2. Step 2: Convert to fraction form
    73,740.12/110,610.62 = 18,336.12/x
  3. Step 3: Cross multiply
    73,740.12x = 110,610.62 × 18,336.12
  4. Step 4: Simplify right side
    73,740.12x = 2,028,169,601.59
  5. Step 5: Solve for x
    x = 2,028,169,601.59/73,740.12
  6. Step 6: Final answer
    x = 27,504.29

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1.5x scale

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.