Home / 43,174.08-64,769.96-18,214.13

Finding the Fourth Proportional to 43,174.08, 64,769.96 and 18,214.13

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Solution

The fourth proportional to 43,174.08, 64,769.96 and 18,214.13 is: 27,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,174.08 : 64,769.96 = 18,214.13 : x
  2. Step 2: Convert to fraction form
    43,174.08/64,769.96 = 18,214.13/x
  3. Step 3: Cross multiply
    43,174.08x = 64,769.96 × 18,214.13
  4. Step 4: Simplify right side
    43,174.08x = 1,179,728,679.00
  5. Step 5: Solve for x
    x = 1,179,728,679.00/43,174.08
  6. Step 6: Final answer
    x = 27,324.93

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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.