Home / 50,708.20-76,043.04-20,304.04

Finding the Fourth Proportional to 50,708.20, 76,043.04 and 20,304.04

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Solution

The fourth proportional to 50,708.20, 76,043.04 and 20,304.04 is: 30,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.20 : 76,043.04 = 20,304.04 : x
  2. Step 2: Convert to fraction form
    50,708.20/76,043.04 = 20,304.04/x
  3. Step 3: Cross multiply
    50,708.20x = 76,043.04 × 20,304.04
  4. Step 4: Simplify right side
    50,708.20x = 1,543,980,925.88
  5. Step 5: Solve for x
    x = 1,543,980,925.88/50,708.20
  6. Step 6: Final answer
    x = 30,448.35

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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.