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Finding the Fourth Proportional to 50,344.80, 75,452.40 and 30,602.40

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Solution

The fourth proportional to 50,344.80, 75,452.40 and 30,602.40 is: 45,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,344.80 : 75,452.40 = 30,602.40 : x
  2. Step 2: Convert to fraction form
    50,344.80/75,452.40 = 30,602.40/x
  3. Step 3: Cross multiply
    50,344.80x = 75,452.40 × 30,602.40
  4. Step 4: Simplify right side
    50,344.80x = 2,309,024,525.76
  5. Step 5: Solve for x
    x = 2,309,024,525.76/50,344.80
  6. Step 6: Final answer
    x = 45,864.21

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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.