Home / 194,629.38-292,108.10-76,383.76

Finding the Fourth Proportional to 194,629.38, 292,108.10 and 76,383.76

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Solution

The fourth proportional to 194,629.38, 292,108.10 and 76,383.76 is: 114,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,629.38 : 292,108.10 = 76,383.76 : x
  2. Step 2: Convert to fraction form
    194,629.38/292,108.10 = 76,383.76/x
  3. Step 3: Cross multiply
    194,629.38x = 292,108.10 × 76,383.76
  4. Step 4: Simplify right side
    194,629.38x = 22,312,315,004.46
  5. Step 5: Solve for x
    x = 22,312,315,004.46/194,629.38
  6. Step 6: Final answer
    x = 114,640.01

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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.