Home / 50,305.88-75,473.91-20,304.68

Finding the Fourth Proportional to 50,305.88, 75,473.91 and 20,304.68

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Solution

The fourth proportional to 50,305.88, 75,473.91 and 20,304.68 is: 30,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,305.88 : 75,473.91 = 20,304.68 : x
  2. Step 2: Convert to fraction form
    50,305.88/75,473.91 = 20,304.68/x
  3. Step 3: Cross multiply
    50,305.88x = 75,473.91 × 20,304.68
  4. Step 4: Simplify right side
    50,305.88x = 1,532,473,779.58
  5. Step 5: Solve for x
    x = 1,532,473,779.58/50,305.88
  6. Step 6: Final answer
    x = 30,463.11

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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.