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Finding the Fourth Proportional to 14,308.66, 21,466.64 and 4,448.03

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Solution

The fourth proportional to 14,308.66, 21,466.64 and 4,448.03 is: 6,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.66 : 21,466.64 = 4,448.03 : x
  2. Step 2: Convert to fraction form
    14,308.66/21,466.64 = 4,448.03/x
  3. Step 3: Cross multiply
    14,308.66x = 21,466.64 × 4,448.03
  4. Step 4: Simplify right side
    14,308.66x = 95,484,162.51
  5. Step 5: Solve for x
    x = 95,484,162.51/14,308.66
  6. Step 6: Final answer
    x = 6,673.17

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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.