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Finding the Fourth Proportional to 16,038.88, 24,063.18 and 7,271.44

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Solution

The fourth proportional to 16,038.88, 24,063.18 and 7,271.44 is: 10,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038.88 : 24,063.18 = 7,271.44 : x
  2. Step 2: Convert to fraction form
    16,038.88/24,063.18 = 7,271.44/x
  3. Step 3: Cross multiply
    16,038.88x = 24,063.18 × 7,271.44
  4. Step 4: Simplify right side
    16,038.88x = 174,973,969.58
  5. Step 5: Solve for x
    x = 174,973,969.58/16,038.88
  6. Step 6: Final answer
    x = 10,909.36

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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.