Home / 203,025.30-304,557.15-55,281.30

Finding the Fourth Proportional to 203,025.30, 304,557.15 and 55,281.30

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Solution

The fourth proportional to 203,025.30, 304,557.15 and 55,281.30 is: 82,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,025.30 : 304,557.15 = 55,281.30 : x
  2. Step 2: Convert to fraction form
    203,025.30/304,557.15 = 55,281.30/x
  3. Step 3: Cross multiply
    203,025.30x = 304,557.15 × 55,281.30
  4. Step 4: Simplify right side
    203,025.30x = 16,836,315,176.30
  5. Step 5: Solve for x
    x = 16,836,315,176.30/203,025.30
  6. Step 6: Final answer
    x = 82,927.18

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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.