Home / 146,765.88-202,573.22-83,141.19

Finding the Fourth Proportional to 146,765.88, 202,573.22 and 83,141.19

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Solution

The fourth proportional to 146,765.88, 202,573.22 and 83,141.19 is: 114,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,765.88 : 202,573.22 = 83,141.19 : x
  2. Step 2: Convert to fraction form
    146,765.88/202,573.22 = 83,141.19/x
  3. Step 3: Cross multiply
    146,765.88x = 202,573.22 × 83,141.19
  4. Step 4: Simplify right side
    146,765.88x = 16,842,178,157.23
  5. Step 5: Solve for x
    x = 16,842,178,157.23/146,765.88
  6. Step 6: Final answer
    x = 114,755.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.