Home / 53,379.68-80,091.76-23,415.44

Finding the Fourth Proportional to 53,379.68, 80,091.76 and 23,415.44

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Solution

The fourth proportional to 53,379.68, 80,091.76 and 23,415.44 is: 35,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,379.68 : 80,091.76 = 23,415.44 : x
  2. Step 2: Convert to fraction form
    53,379.68/80,091.76 = 23,415.44/x
  3. Step 3: Cross multiply
    53,379.68x = 80,091.76 × 23,415.44
  4. Step 4: Simplify right side
    53,379.68x = 1,875,383,836.20
  5. Step 5: Solve for x
    x = 1,875,383,836.20/53,379.68
  6. Step 6: Final answer
    x = 35,132.92

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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.