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Finding the Fourth Proportional to 44,944.80, 67,455.60 and 20,023.20

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Solution

The fourth proportional to 44,944.80, 67,455.60 and 20,023.20 is: 30,051.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,944.80 : 67,455.60 = 20,023.20 : x
  2. Step 2: Convert to fraction form
    44,944.80/67,455.60 = 20,023.20/x
  3. Step 3: Cross multiply
    44,944.80x = 67,455.60 × 20,023.20
  4. Step 4: Simplify right side
    44,944.80x = 1,350,676,969.92
  5. Step 5: Solve for x
    x = 1,350,676,969.92/44,944.80
  6. Step 6: Final answer
    x = 30,051.91

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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.