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Finding the Fourth Proportional to 55,044.98, 82,567.49 and 13,491.98

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Solution

The fourth proportional to 55,044.98, 82,567.49 and 13,491.98 is: 20,237.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,044.98 : 82,567.49 = 13,491.98 : x
  2. Step 2: Convert to fraction form
    55,044.98/82,567.49 = 13,491.98/x
  3. Step 3: Cross multiply
    55,044.98x = 82,567.49 × 13,491.98
  4. Step 4: Simplify right side
    55,044.98x = 1,113,999,217.50
  5. Step 5: Solve for x
    x = 1,113,999,217.50/55,044.98
  6. Step 6: Final answer
    x = 20,237.98

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Similar ratio
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1.5x scale

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.