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Finding the Fourth Proportional to 17,683.55, 26,519.70 and 5,835.11

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Solution

The fourth proportional to 17,683.55, 26,519.70 and 5,835.11 is: 8,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,683.55 : 26,519.70 = 5,835.11 : x
  2. Step 2: Convert to fraction form
    17,683.55/26,519.70 = 5,835.11/x
  3. Step 3: Cross multiply
    17,683.55x = 26,519.70 × 5,835.11
  4. Step 4: Simplify right side
    17,683.55x = 154,745,411.08
  5. Step 5: Solve for x
    x = 154,745,411.08/17,683.55
  6. Step 6: Final answer
    x = 8,750.81

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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.