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Finding the Fourth Proportional to 16,909.04, 25,362.48 and 5,821.04

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Solution

The fourth proportional to 16,909.04, 25,362.48 and 5,821.04 is: 8,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.04 : 25,362.48 = 5,821.04 : x
  2. Step 2: Convert to fraction form
    16,909.04/25,362.48 = 5,821.04/x
  3. Step 3: Cross multiply
    16,909.04x = 25,362.48 × 5,821.04
  4. Step 4: Simplify right side
    16,909.04x = 147,636,010.58
  5. Step 5: Solve for x
    x = 147,636,010.58/16,909.04
  6. Step 6: Final answer
    x = 8,731.19

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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.