Home / 219,003.08-328,563.09-69,246.23

Finding the Fourth Proportional to 219,003.08, 328,563.09 and 69,246.23

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Solution

The fourth proportional to 219,003.08, 328,563.09 and 69,246.23 is: 103,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,003.08 : 328,563.09 = 69,246.23 : x
  2. Step 2: Convert to fraction form
    219,003.08/328,563.09 = 69,246.23/x
  3. Step 3: Cross multiply
    219,003.08x = 328,563.09 × 69,246.23
  4. Step 4: Simplify right side
    219,003.08x = 22,751,753,656.84
  5. Step 5: Solve for x
    x = 22,751,753,656.84/219,003.08
  6. Step 6: Final answer
    x = 103,887.83

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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.