Home / 50,406.90-69,557.43-29,187.51

Finding the Fourth Proportional to 50,406.90, 69,557.43 and 29,187.51

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Solution

The fourth proportional to 50,406.90, 69,557.43 and 29,187.51 is: 40,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,406.90 : 69,557.43 = 29,187.51 : x
  2. Step 2: Convert to fraction form
    50,406.90/69,557.43 = 29,187.51/x
  3. Step 3: Cross multiply
    50,406.90x = 69,557.43 × 29,187.51
  4. Step 4: Simplify right side
    50,406.90x = 2,030,208,183.70
  5. Step 5: Solve for x
    x = 2,030,208,183.70/50,406.90
  6. Step 6: Final answer
    x = 40,276.39

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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.