Home / 50,580.31-75,878.71-18,992.82

Finding the Fourth Proportional to 50,580.31, 75,878.71 and 18,992.82

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Solution

The fourth proportional to 50,580.31, 75,878.71 and 18,992.82 is: 28,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,580.31 : 75,878.71 = 18,992.82 : x
  2. Step 2: Convert to fraction form
    50,580.31/75,878.71 = 18,992.82/x
  3. Step 3: Cross multiply
    50,580.31x = 75,878.71 × 18,992.82
  4. Step 4: Simplify right side
    50,580.31x = 1,441,150,680.86
  5. Step 5: Solve for x
    x = 1,441,150,680.86/50,580.31
  6. Step 6: Final answer
    x = 28,492.33

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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.