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Finding the Fourth Proportional to 14,499.64, 21,751.02 and 4,635.40

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Solution

The fourth proportional to 14,499.64, 21,751.02 and 4,635.40 is: 6,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.64 : 21,751.02 = 4,635.40 : x
  2. Step 2: Convert to fraction form
    14,499.64/21,751.02 = 4,635.40/x
  3. Step 3: Cross multiply
    14,499.64x = 21,751.02 × 4,635.40
  4. Step 4: Simplify right side
    14,499.64x = 100,824,678.11
  5. Step 5: Solve for x
    x = 100,824,678.11/14,499.64
  6. Step 6: Final answer
    x = 6,953.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.