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Finding the Fourth Proportional to 21,929.03, 32,898.94 and 6,348.23

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Solution

The fourth proportional to 21,929.03, 32,898.94 and 6,348.23 is: 9,523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,929.03 : 32,898.94 = 6,348.23 : x
  2. Step 2: Convert to fraction form
    21,929.03/32,898.94 = 6,348.23/x
  3. Step 3: Cross multiply
    21,929.03x = 32,898.94 × 6,348.23
  4. Step 4: Simplify right side
    21,929.03x = 208,850,037.88
  5. Step 5: Solve for x
    x = 208,850,037.88/21,929.03
  6. Step 6: Final answer
    x = 9,523.91

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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.