Home / 79,877.10-119,832.66-23,717.37

Finding the Fourth Proportional to 79,877.10, 119,832.66 and 23,717.37

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Solution

The fourth proportional to 79,877.10, 119,832.66 and 23,717.37 is: 35,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,877.10 : 119,832.66 = 23,717.37 : x
  2. Step 2: Convert to fraction form
    79,877.10/119,832.66 = 23,717.37/x
  3. Step 3: Cross multiply
    79,877.10x = 119,832.66 × 23,717.37
  4. Step 4: Simplify right side
    79,877.10x = 2,842,115,535.30
  5. Step 5: Solve for x
    x = 2,842,115,535.30/79,877.10
  6. Step 6: Final answer
    x = 35,581.11

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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.