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Finding the Fourth Proportional to 55,100.40, 82,650.96 and 17,666.16

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Solution

The fourth proportional to 55,100.40, 82,650.96 and 17,666.16 is: 26,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,100.40 : 82,650.96 = 17,666.16 : x
  2. Step 2: Convert to fraction form
    55,100.40/82,650.96 = 17,666.16/x
  3. Step 3: Cross multiply
    55,100.40x = 82,650.96 × 17,666.16
  4. Step 4: Simplify right side
    55,100.40x = 1,460,125,083.51
  5. Step 5: Solve for x
    x = 1,460,125,083.51/55,100.40
  6. Step 6: Final answer
    x = 26,499.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.