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Finding the Fourth Proportional to 16,323.42, 24,485.40 and 8,547.42

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Solution

The fourth proportional to 16,323.42, 24,485.40 and 8,547.42 is: 12,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,323.42 : 24,485.40 = 8,547.42 : x
  2. Step 2: Convert to fraction form
    16,323.42/24,485.40 = 8,547.42/x
  3. Step 3: Cross multiply
    16,323.42x = 24,485.40 × 8,547.42
  4. Step 4: Simplify right side
    16,323.42x = 209,286,997.67
  5. Step 5: Solve for x
    x = 209,286,997.67/16,323.42
  6. Step 6: Final answer
    x = 12,821.27

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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.