Home / 354,204.09-531,149.70-101,427.29

Finding the Fourth Proportional to 354,204.09, 531,149.70 and 101,427.29

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Solution

The fourth proportional to 354,204.09, 531,149.70 and 101,427.29 is: 152,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,204.09 : 531,149.70 = 101,427.29 : x
  2. Step 2: Convert to fraction form
    354,204.09/531,149.70 = 101,427.29/x
  3. Step 3: Cross multiply
    354,204.09x = 531,149.70 × 101,427.29
  4. Step 4: Simplify right side
    354,204.09x = 53,873,074,371.73
  5. Step 5: Solve for x
    x = 53,873,074,371.73/354,204.09
  6. Step 6: Final answer
    x = 152,096.14

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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.