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Finding the Fourth Proportional to 169,899.96, 254,690.77 and 57,501.49

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Solution

The fourth proportional to 169,899.96, 254,690.77 and 57,501.49 is: 86,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,899.96 : 254,690.77 = 57,501.49 : x
  2. Step 2: Convert to fraction form
    169,899.96/254,690.77 = 57,501.49/x
  3. Step 3: Cross multiply
    169,899.96x = 254,690.77 × 57,501.49
  4. Step 4: Simplify right side
    169,899.96x = 14,645,097,490.79
  5. Step 5: Solve for x
    x = 14,645,097,490.79/169,899.96
  6. Step 6: Final answer
    x = 86,198.36

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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.