Home / 50,511.76-69,703.48-29,002.60

Finding the Fourth Proportional to 50,511.76, 69,703.48 and 29,002.60

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Solution

The fourth proportional to 50,511.76, 69,703.48 and 29,002.60 is: 40,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,511.76 : 69,703.48 = 29,002.60 : x
  2. Step 2: Convert to fraction form
    50,511.76/69,703.48 = 29,002.60/x
  3. Step 3: Cross multiply
    50,511.76x = 69,703.48 × 29,002.60
  4. Step 4: Simplify right side
    50,511.76x = 2,021,582,149.05
  5. Step 5: Solve for x
    x = 2,021,582,149.05/50,511.76
  6. Step 6: Final answer
    x = 40,022.01

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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.