Home / 50,344.40-75,538.20-25,720.40

Finding the Fourth Proportional to 50,344.40, 75,538.20 and 25,720.40

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Solution

The fourth proportional to 50,344.40, 75,538.20 and 25,720.40 is: 38,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.40 : 75,538.20 = 25,720.40 : x
  2. Step 2: Convert to fraction form
    50,344.40/75,538.20 = 25,720.40/x
  3. Step 3: Cross multiply
    50,344.40x = 75,538.20 × 25,720.40
  4. Step 4: Simplify right side
    50,344.40x = 1,942,872,719.28
  5. Step 5: Solve for x
    x = 1,942,872,719.28/50,344.40
  6. Step 6: Final answer
    x = 38,591.64

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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.