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Finding the Fourth Proportional to 168,594.40, 252,891.60 and 43,935.40

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Solution

The fourth proportional to 168,594.40, 252,891.60 and 43,935.40 is: 65,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,594.40 : 252,891.60 = 43,935.40 : x
  2. Step 2: Convert to fraction form
    168,594.40/252,891.60 = 43,935.40/x
  3. Step 3: Cross multiply
    168,594.40x = 252,891.60 × 43,935.40
  4. Step 4: Simplify right side
    168,594.40x = 11,110,893,602.64
  5. Step 5: Solve for x
    x = 11,110,893,602.64/168,594.40
  6. Step 6: Final answer
    x = 65,903.10

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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.