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Finding the Fourth Proportional to 56,484.56, 84,727.44 and 17,042

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Solution

The fourth proportional to 56,484.56, 84,727.44 and 17,042 is: 25,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484.56 : 84,727.44 = 17,042 : x
  2. Step 2: Convert to fraction form
    56,484.56/84,727.44 = 17,042/x
  3. Step 3: Cross multiply
    56,484.56x = 84,727.44 × 17,042
  4. Step 4: Simplify right side
    56,484.56x = 1,443,925,032.48
  5. Step 5: Solve for x
    x = 1,443,925,032.48/56,484.56
  6. Step 6: Final answer
    x = 25,563.18

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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.