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Finding the Fourth Proportional to 55,643.90, 83,466 and 16,201.98

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Solution

The fourth proportional to 55,643.90, 83,466 and 16,201.98 is: 24,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,643.90 : 83,466 = 16,201.98 : x
  2. Step 2: Convert to fraction form
    55,643.90/83,466 = 16,201.98/x
  3. Step 3: Cross multiply
    55,643.90x = 83,466 × 16,201.98
  4. Step 4: Simplify right side
    55,643.90x = 1,352,314,462.68
  5. Step 5: Solve for x
    x = 1,352,314,462.68/55,643.90
  6. Step 6: Final answer
    x = 24,303.02

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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.