Home / 195,236.15-292,644.63-82,821.51

Finding the Fourth Proportional to 195,236.15, 292,644.63 and 82,821.51

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Solution

The fourth proportional to 195,236.15, 292,644.63 and 82,821.51 is: 124,143.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,236.15 : 292,644.63 = 82,821.51 : x
  2. Step 2: Convert to fraction form
    195,236.15/292,644.63 = 82,821.51/x
  3. Step 3: Cross multiply
    195,236.15x = 292,644.63 × 82,821.51
  4. Step 4: Simplify right side
    195,236.15x = 24,237,270,149.99
  5. Step 5: Solve for x
    x = 24,237,270,149.99/195,236.15
  6. Step 6: Final answer
    x = 124,143.36

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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.