Home / 219,026.16-328,571.64-69,232.44

Finding the Fourth Proportional to 219,026.16, 328,571.64 and 69,232.44

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Solution

The fourth proportional to 219,026.16, 328,571.64 and 69,232.44 is: 103,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,026.16 : 328,571.64 = 69,232.44 : x
  2. Step 2: Convert to fraction form
    219,026.16/328,571.64 = 69,232.44/x
  3. Step 3: Cross multiply
    219,026.16x = 328,571.64 × 69,232.44
  4. Step 4: Simplify right side
    219,026.16x = 22,747,816,352.00
  5. Step 5: Solve for x
    x = 22,747,816,352.00/219,026.16
  6. Step 6: Final answer
    x = 103,858.90

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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.