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Finding the Fourth Proportional to 16,129.31, 24,203.31 and 6,768.50

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Solution

The fourth proportional to 16,129.31, 24,203.31 and 6,768.50 is: 10,156.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.31 : 24,203.31 = 6,768.50 : x
  2. Step 2: Convert to fraction form
    16,129.31/24,203.31 = 6,768.50/x
  3. Step 3: Cross multiply
    16,129.31x = 24,203.31 × 6,768.50
  4. Step 4: Simplify right side
    16,129.31x = 163,820,103.74
  5. Step 5: Solve for x
    x = 163,820,103.74/16,129.31
  6. Step 6: Final answer
    x = 10,156.67

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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.