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Finding the Fourth Proportional to 73,480.30, 110,220.45 and 50,152.30

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Solution

The fourth proportional to 73,480.30, 110,220.45 and 50,152.30 is: 75,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,480.30 : 110,220.45 = 50,152.30 : x
  2. Step 2: Convert to fraction form
    73,480.30/110,220.45 = 50,152.30/x
  3. Step 3: Cross multiply
    73,480.30x = 110,220.45 × 50,152.30
  4. Step 4: Simplify right side
    73,480.30x = 5,527,809,074.54
  5. Step 5: Solve for x
    x = 5,527,809,074.54/73,480.30
  6. Step 6: Final answer
    x = 75,228.45

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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.