Home / 43,310.42-64,969.89-18,004.71

Finding the Fourth Proportional to 43,310.42, 64,969.89 and 18,004.71

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Solution

The fourth proportional to 43,310.42, 64,969.89 and 18,004.71 is: 27,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,310.42 : 64,969.89 = 18,004.71 : x
  2. Step 2: Convert to fraction form
    43,310.42/64,969.89 = 18,004.71/x
  3. Step 3: Cross multiply
    43,310.42x = 64,969.89 × 18,004.71
  4. Step 4: Simplify right side
    43,310.42x = 1,169,763,938.16
  5. Step 5: Solve for x
    x = 1,169,763,938.16/43,310.42
  6. Step 6: Final answer
    x = 27,008.84

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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.