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Finding the Fourth Proportional to 168,324.52, 252,443.40 and 49,969.12

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Solution

The fourth proportional to 168,324.52, 252,443.40 and 49,969.12 is: 74,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,324.52 : 252,443.40 = 49,969.12 : x
  2. Step 2: Convert to fraction form
    168,324.52/252,443.40 = 49,969.12/x
  3. Step 3: Cross multiply
    168,324.52x = 252,443.40 × 49,969.12
  4. Step 4: Simplify right side
    168,324.52x = 12,614,374,547.81
  5. Step 5: Solve for x
    x = 12,614,374,547.81/168,324.52
  6. Step 6: Final answer
    x = 74,940.80

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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.