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Finding the Fourth Proportional to 114,263.91, 171,440.96 and 82,713.67

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Solution

The fourth proportional to 114,263.91, 171,440.96 and 82,713.67 is: 124,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,263.91 : 171,440.96 = 82,713.67 : x
  2. Step 2: Convert to fraction form
    114,263.91/171,440.96 = 82,713.67/x
  3. Step 3: Cross multiply
    114,263.91x = 171,440.96 × 82,713.67
  4. Step 4: Simplify right side
    114,263.91x = 14,180,510,147.75
  5. Step 5: Solve for x
    x = 14,180,510,147.75/114,263.91
  6. Step 6: Final answer
    x = 124,103.14

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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.