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Finding the Fourth Proportional to 14,050.92, 21,079.68 and 7,483.44

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Solution

The fourth proportional to 14,050.92, 21,079.68 and 7,483.44 is: 11,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.92 : 21,079.68 = 7,483.44 : x
  2. Step 2: Convert to fraction form
    14,050.92/21,079.68 = 7,483.44/x
  3. Step 3: Cross multiply
    14,050.92x = 21,079.68 × 7,483.44
  4. Step 4: Simplify right side
    14,050.92x = 157,748,520.50
  5. Step 5: Solve for x
    x = 157,748,520.50/14,050.92
  6. Step 6: Final answer
    x = 11,226.92

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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.