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Finding the Fourth Proportional to 168,333.54, 252,457.11 and 49,977.42

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Solution

The fourth proportional to 168,333.54, 252,457.11 and 49,977.42 is: 74,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,333.54 : 252,457.11 = 49,977.42 : x
  2. Step 2: Convert to fraction form
    168,333.54/252,457.11 = 49,977.42/x
  3. Step 3: Cross multiply
    168,333.54x = 252,457.11 × 49,977.42
  4. Step 4: Simplify right side
    168,333.54x = 12,617,155,018.46
  5. Step 5: Solve for x
    x = 12,617,155,018.46/168,333.54
  6. Step 6: Final answer
    x = 74,953.30

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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.