Home / 43,229.29-64,850.65-18,269.45

Finding the Fourth Proportional to 43,229.29, 64,850.65 and 18,269.45

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Solution

The fourth proportional to 43,229.29, 64,850.65 and 18,269.45 is: 27,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,229.29 : 64,850.65 = 18,269.45 : x
  2. Step 2: Convert to fraction form
    43,229.29/64,850.65 = 18,269.45/x
  3. Step 3: Cross multiply
    43,229.29x = 64,850.65 × 18,269.45
  4. Step 4: Simplify right side
    43,229.29x = 1,184,785,661.97
  5. Step 5: Solve for x
    x = 1,184,785,661.97/43,229.29
  6. Step 6: Final answer
    x = 27,407.01

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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.