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Finding the Fourth Proportional to 14,000.98, 20,952.14 and 8,738.47

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Solution

The fourth proportional to 14,000.98, 20,952.14 and 8,738.47 is: 13,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.98 : 20,952.14 = 8,738.47 : x
  2. Step 2: Convert to fraction form
    14,000.98/20,952.14 = 8,738.47/x
  3. Step 3: Cross multiply
    14,000.98x = 20,952.14 × 8,738.47
  4. Step 4: Simplify right side
    14,000.98x = 183,089,673.59
  5. Step 5: Solve for x
    x = 183,089,673.59/14,000.98
  6. Step 6: Final answer
    x = 13,076.92

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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.