Home / 132,423.23-182,747.66-71,997.94

Finding the Fourth Proportional to 132,423.23, 182,747.66 and 71,997.94

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Solution

The fourth proportional to 132,423.23, 182,747.66 and 71,997.94 is: 99,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,423.23 : 182,747.66 = 71,997.94 : x
  2. Step 2: Convert to fraction form
    132,423.23/182,747.66 = 71,997.94/x
  3. Step 3: Cross multiply
    132,423.23x = 182,747.66 × 71,997.94
  4. Step 4: Simplify right side
    132,423.23x = 13,157,453,786.09
  5. Step 5: Solve for x
    x = 13,157,453,786.09/132,423.23
  6. Step 6: Final answer
    x = 99,359.11

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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.