Home / 203,002.20-304,328.34-97,676.28

Finding the Fourth Proportional to 203,002.20, 304,328.34 and 97,676.28

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Solution

The fourth proportional to 203,002.20, 304,328.34 and 97,676.28 is: 146,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,002.20 : 304,328.34 = 97,676.28 : x
  2. Step 2: Convert to fraction form
    203,002.20/304,328.34 = 97,676.28/x
  3. Step 3: Cross multiply
    203,002.20x = 304,328.34 × 97,676.28
  4. Step 4: Simplify right side
    203,002.20x = 29,725,660,149.78
  5. Step 5: Solve for x
    x = 29,725,660,149.78/203,002.20
  6. Step 6: Final answer
    x = 146,430.24

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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.