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Finding the Fourth Proportional to 32,498.40, 48,713.04 and 16,681.44

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Solution

The fourth proportional to 32,498.40, 48,713.04 and 16,681.44 is: 25,004.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,498.40 : 48,713.04 = 16,681.44 : x
  2. Step 2: Convert to fraction form
    32,498.40/48,713.04 = 16,681.44/x
  3. Step 3: Cross multiply
    32,498.40x = 48,713.04 × 16,681.44
  4. Step 4: Simplify right side
    32,498.40x = 812,603,653.98
  5. Step 5: Solve for x
    x = 812,603,653.98/32,498.40
  6. Step 6: Final answer
    x = 25,004.42

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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.