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Finding the Fourth Proportional to 165,381.84, 248,074.29 and 53,062.29

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Solution

The fourth proportional to 165,381.84, 248,074.29 and 53,062.29 is: 79,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,381.84 : 248,074.29 = 53,062.29 : x
  2. Step 2: Convert to fraction form
    165,381.84/248,074.29 = 53,062.29/x
  3. Step 3: Cross multiply
    165,381.84x = 248,074.29 × 53,062.29
  4. Step 4: Simplify right side
    165,381.84x = 13,163,389,917.52
  5. Step 5: Solve for x
    x = 13,163,389,917.52/165,381.84
  6. Step 6: Final answer
    x = 79,593.93

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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.