Home / 50,364.88-69,508.96-31,508.08

Finding the Fourth Proportional to 50,364.88, 69,508.96 and 31,508.08

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Solution

The fourth proportional to 50,364.88, 69,508.96 and 31,508.08 is: 43,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,364.88 : 69,508.96 = 31,508.08 : x
  2. Step 2: Convert to fraction form
    50,364.88/69,508.96 = 31,508.08/x
  3. Step 3: Cross multiply
    50,364.88x = 69,508.96 × 31,508.08
  4. Step 4: Simplify right side
    50,364.88x = 2,190,093,872.40
  5. Step 5: Solve for x
    x = 2,190,093,872.40/50,364.88
  6. Step 6: Final answer
    x = 43,484.54

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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.