Home / 43,972.01-65,972.14-14,383.11

Finding the Fourth Proportional to 43,972.01, 65,972.14 and 14,383.11

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Solution

The fourth proportional to 43,972.01, 65,972.14 and 14,383.11 is: 21,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,972.01 : 65,972.14 = 14,383.11 : x
  2. Step 2: Convert to fraction form
    43,972.01/65,972.14 = 14,383.11/x
  3. Step 3: Cross multiply
    43,972.01x = 65,972.14 × 14,383.11
  4. Step 4: Simplify right side
    43,972.01x = 948,884,474.64
  5. Step 5: Solve for x
    x = 948,884,474.64/43,972.01
  6. Step 6: Final answer
    x = 21,579.29

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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.