Home / 203,203.30-304,657.26-84,908.50

Finding the Fourth Proportional to 203,203.30, 304,657.26 and 84,908.50

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Solution

The fourth proportional to 203,203.30, 304,657.26 and 84,908.50 is: 127,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,203.30 : 304,657.26 = 84,908.50 : x
  2. Step 2: Convert to fraction form
    203,203.30/304,657.26 = 84,908.50/x
  3. Step 3: Cross multiply
    203,203.30x = 304,657.26 × 84,908.50
  4. Step 4: Simplify right side
    203,203.30x = 25,867,990,960.71
  5. Step 5: Solve for x
    x = 25,867,990,960.71/203,203.30
  6. Step 6: Final answer
    x = 127,301.04

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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.