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Finding the Fourth Proportional to 35,847.63, 53,760.65 and 17,118

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Solution

The fourth proportional to 35,847.63, 53,760.65 and 17,118 is: 25,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,847.63 : 53,760.65 = 17,118 : x
  2. Step 2: Convert to fraction form
    35,847.63/53,760.65 = 17,118/x
  3. Step 3: Cross multiply
    35,847.63x = 53,760.65 × 17,118
  4. Step 4: Simplify right side
    35,847.63x = 920,274,721.11
  5. Step 5: Solve for x
    x = 920,274,721.11/35,847.63
  6. Step 6: Final answer
    x = 25,671.84

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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.