Home / 50,304.45-75,456.66-12,864.60

Finding the Fourth Proportional to 50,304.45, 75,456.66 and 12,864.60

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Solution

The fourth proportional to 50,304.45, 75,456.66 and 12,864.60 is: 19,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,304.45 : 75,456.66 = 12,864.60 : x
  2. Step 2: Convert to fraction form
    50,304.45/75,456.66 = 12,864.60/x
  3. Step 3: Cross multiply
    50,304.45x = 75,456.66 × 12,864.60
  4. Step 4: Simplify right side
    50,304.45x = 970,719,748.24
  5. Step 5: Solve for x
    x = 970,719,748.24/50,304.45
  6. Step 6: Final answer
    x = 19,296.90

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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.