Home / 50,485.34-75,644.31-30,704.06

Finding the Fourth Proportional to 50,485.34, 75,644.31 and 30,704.06

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Solution

The fourth proportional to 50,485.34, 75,644.31 and 30,704.06 is: 46,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,485.34 : 75,644.31 = 30,704.06 : x
  2. Step 2: Convert to fraction form
    50,485.34/75,644.31 = 30,704.06/x
  3. Step 3: Cross multiply
    50,485.34x = 75,644.31 × 30,704.06
  4. Step 4: Simplify right side
    50,485.34x = 2,322,587,432.90
  5. Step 5: Solve for x
    x = 2,322,587,432.90/50,485.34
  6. Step 6: Final answer
    x = 46,005.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.