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Finding the Fourth Proportional to 14,596.70, 21,900.45 and 4,736.30

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Solution

The fourth proportional to 14,596.70, 21,900.45 and 4,736.30 is: 7,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,596.70 : 21,900.45 = 4,736.30 : x
  2. Step 2: Convert to fraction form
    14,596.70/21,900.45 = 4,736.30/x
  3. Step 3: Cross multiply
    14,596.70x = 21,900.45 × 4,736.30
  4. Step 4: Simplify right side
    14,596.70x = 103,727,101.34
  5. Step 5: Solve for x
    x = 103,727,101.34/14,596.70
  6. Step 6: Final answer
    x = 7,106.20

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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.