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Finding the Fourth Proportional to 21,683.03, 32,524.55 and 6,891.95

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Solution

The fourth proportional to 21,683.03, 32,524.55 and 6,891.95 is: 10,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.03 : 32,524.55 = 6,891.95 : x
  2. Step 2: Convert to fraction form
    21,683.03/32,524.55 = 6,891.95/x
  3. Step 3: Cross multiply
    21,683.03x = 32,524.55 × 6,891.95
  4. Step 4: Simplify right side
    21,683.03x = 224,157,670.91
  5. Step 5: Solve for x
    x = 224,157,670.91/21,683.03
  6. Step 6: Final answer
    x = 10,337.93

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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.