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Finding the Fourth Proportional to 14,999.80, 22,499.82 and 4,611.64

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Solution

The fourth proportional to 14,999.80, 22,499.82 and 4,611.64 is: 6,917.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.80 : 22,499.82 = 4,611.64 : x
  2. Step 2: Convert to fraction form
    14,999.80/22,499.82 = 4,611.64/x
  3. Step 3: Cross multiply
    14,999.80x = 22,499.82 × 4,611.64
  4. Step 4: Simplify right side
    14,999.80x = 103,761,069.90
  5. Step 5: Solve for x
    x = 103,761,069.90/14,999.80
  6. Step 6: Final answer
    x = 6,917.50

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Similar ratio
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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.