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Finding the Fourth Proportional to 10,487.78, 14,472.90 and 6,014.16

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Solution

The fourth proportional to 10,487.78, 14,472.90 and 6,014.16 is: 8,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487.78 : 14,472.90 = 6,014.16 : x
  2. Step 2: Convert to fraction form
    10,487.78/14,472.90 = 6,014.16/x
  3. Step 3: Cross multiply
    10,487.78x = 14,472.90 × 6,014.16
  4. Step 4: Simplify right side
    10,487.78x = 87,042,336.26
  5. Step 5: Solve for x
    x = 87,042,336.26/10,487.78
  6. Step 6: Final answer
    x = 8,299.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.