Home / 43,207.69-64,837.05-18,246.12

Finding the Fourth Proportional to 43,207.69, 64,837.05 and 18,246.12

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Solution

The fourth proportional to 43,207.69, 64,837.05 and 18,246.12 is: 27,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.69 : 64,837.05 = 18,246.12 : x
  2. Step 2: Convert to fraction form
    43,207.69/64,837.05 = 18,246.12/x
  3. Step 3: Cross multiply
    43,207.69x = 64,837.05 × 18,246.12
  4. Step 4: Simplify right side
    43,207.69x = 1,183,024,526.32
  5. Step 5: Solve for x
    x = 1,183,024,526.32/43,207.69
  6. Step 6: Final answer
    x = 27,379.95

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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.