Home / 50,466.14-75,708.12-20,867.40

Finding the Fourth Proportional to 50,466.14, 75,708.12 and 20,867.40

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Solution

The fourth proportional to 50,466.14, 75,708.12 and 20,867.40 is: 31,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,466.14 : 75,708.12 = 20,867.40 : x
  2. Step 2: Convert to fraction form
    50,466.14/75,708.12 = 20,867.40/x
  3. Step 3: Cross multiply
    50,466.14x = 75,708.12 × 20,867.40
  4. Step 4: Simplify right side
    50,466.14x = 1,579,831,623.29
  5. Step 5: Solve for x
    x = 1,579,831,623.29/50,466.14
  6. Step 6: Final answer
    x = 31,304.78

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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.