Home / 45,879.08-68,736.60-37,513.80

Finding the Fourth Proportional to 45,879.08, 68,736.60 and 37,513.80

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Solution

The fourth proportional to 45,879.08, 68,736.60 and 37,513.80 is: 56,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,879.08 : 68,736.60 = 37,513.80 : x
  2. Step 2: Convert to fraction form
    45,879.08/68,736.60 = 37,513.80/x
  3. Step 3: Cross multiply
    45,879.08x = 68,736.60 × 37,513.80
  4. Step 4: Simplify right side
    45,879.08x = 2,578,571,065.08
  5. Step 5: Solve for x
    x = 2,578,571,065.08/45,879.08
  6. Step 6: Final answer
    x = 56,203.64

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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.