Home / 50,553.90-69,778.26-29,340

Finding the Fourth Proportional to 50,553.90, 69,778.26 and 29,340

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Solution

The fourth proportional to 50,553.90, 69,778.26 and 29,340 is: 40,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,553.90 : 69,778.26 = 29,340 : x
  2. Step 2: Convert to fraction form
    50,553.90/69,778.26 = 29,340/x
  3. Step 3: Cross multiply
    50,553.90x = 69,778.26 × 29,340
  4. Step 4: Simplify right side
    50,553.90x = 2,047,294,148.40
  5. Step 5: Solve for x
    x = 2,047,294,148.40/50,553.90
  6. Step 6: Final answer
    x = 40,497.25

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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.