Home / 331,579.20-497,386.56-94,956.48

Finding the Fourth Proportional to 331,579.20, 497,386.56 and 94,956.48

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Solution

The fourth proportional to 331,579.20, 497,386.56 and 94,956.48 is: 142,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,579.20 : 497,386.56 = 94,956.48 : x
  2. Step 2: Convert to fraction form
    331,579.20/497,386.56 = 94,956.48/x
  3. Step 3: Cross multiply
    331,579.20x = 497,386.56 × 94,956.48
  4. Step 4: Simplify right side
    331,579.20x = 47,230,076,936.91
  5. Step 5: Solve for x
    x = 47,230,076,936.91/331,579.20
  6. Step 6: Final answer
    x = 142,439.81

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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.