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Finding the Fourth Proportional to 70,080.54, 105,121.89 and 23,333.46

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Solution

The fourth proportional to 70,080.54, 105,121.89 and 23,333.46 is: 35,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,080.54 : 105,121.89 = 23,333.46 : x
  2. Step 2: Convert to fraction form
    70,080.54/105,121.89 = 23,333.46/x
  3. Step 3: Cross multiply
    70,080.54x = 105,121.89 × 23,333.46
  4. Step 4: Simplify right side
    70,080.54x = 2,452,857,415.44
  5. Step 5: Solve for x
    x = 2,452,857,415.44/70,080.54
  6. Step 6: Final answer
    x = 35,000.55

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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.