Home / 50,481.45-69,654.15-31,607.64

Finding the Fourth Proportional to 50,481.45, 69,654.15 and 31,607.64

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Solution

The fourth proportional to 50,481.45, 69,654.15 and 31,607.64 is: 43,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,481.45 : 69,654.15 = 31,607.64 : x
  2. Step 2: Convert to fraction form
    50,481.45/69,654.15 = 31,607.64/x
  3. Step 3: Cross multiply
    50,481.45x = 69,654.15 × 31,607.64
  4. Step 4: Simplify right side
    50,481.45x = 2,201,603,297.71
  5. Step 5: Solve for x
    x = 2,201,603,297.71/50,481.45
  6. Step 6: Final answer
    x = 43,612.12

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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.