Home / 55,575.96-76,694.28-30,081.80

Finding the Fourth Proportional to 55,575.96, 76,694.28 and 30,081.80

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Solution

The fourth proportional to 55,575.96, 76,694.28 and 30,081.80 is: 41,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,575.96 : 76,694.28 = 30,081.80 : x
  2. Step 2: Convert to fraction form
    55,575.96/76,694.28 = 30,081.80/x
  3. Step 3: Cross multiply
    55,575.96x = 76,694.28 × 30,081.80
  4. Step 4: Simplify right side
    55,575.96x = 2,307,101,992.10
  5. Step 5: Solve for x
    x = 2,307,101,992.10/55,575.96
  6. Step 6: Final answer
    x = 41,512.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.