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Finding the Fourth Proportional to 51,166.02, 70,608.02 and 28,504.98

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Solution

The fourth proportional to 51,166.02, 70,608.02 and 28,504.98 is: 39,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,166.02 : 70,608.02 = 28,504.98 : x
  2. Step 2: Convert to fraction form
    51,166.02/70,608.02 = 28,504.98/x
  3. Step 3: Cross multiply
    51,166.02x = 70,608.02 × 28,504.98
  4. Step 4: Simplify right side
    51,166.02x = 2,012,680,197.94
  5. Step 5: Solve for x
    x = 2,012,680,197.94/51,166.02
  6. Step 6: Final answer
    x = 39,336.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.