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Finding the Fourth Proportional to 168,157.73, 252,237.51 and 49,830.10

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Solution

The fourth proportional to 168,157.73, 252,237.51 and 49,830.10 is: 74,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,157.73 : 252,237.51 = 49,830.10 : x
  2. Step 2: Convert to fraction form
    168,157.73/252,237.51 = 49,830.10/x
  3. Step 3: Cross multiply
    168,157.73x = 252,237.51 × 49,830.10
  4. Step 4: Simplify right side
    168,157.73x = 12,569,020,347.05
  5. Step 5: Solve for x
    x = 12,569,020,347.05/168,157.73
  6. Step 6: Final answer
    x = 74,745.42

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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.