Home / 45,289.35-67,858.44-19,951.11

Finding the Fourth Proportional to 45,289.35, 67,858.44 and 19,951.11

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Solution

The fourth proportional to 45,289.35, 67,858.44 and 19,951.11 is: 29,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,289.35 : 67,858.44 = 19,951.11 : x
  2. Step 2: Convert to fraction form
    45,289.35/67,858.44 = 19,951.11/x
  3. Step 3: Cross multiply
    45,289.35x = 67,858.44 × 19,951.11
  4. Step 4: Simplify right side
    45,289.35x = 1,353,851,200.87
  5. Step 5: Solve for x
    x = 1,353,851,200.87/45,289.35
  6. Step 6: Final answer
    x = 29,893.37

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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.