Home / 119,353.82-179,021.21-69,402.06

Finding the Fourth Proportional to 119,353.82, 179,021.21 and 69,402.06

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Solution

The fourth proportional to 119,353.82, 179,021.21 and 69,402.06 is: 104,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,353.82 : 179,021.21 = 69,402.06 : x
  2. Step 2: Convert to fraction form
    119,353.82/179,021.21 = 69,402.06/x
  3. Step 3: Cross multiply
    119,353.82x = 179,021.21 × 69,402.06
  4. Step 4: Simplify right side
    119,353.82x = 12,424,440,410.68
  5. Step 5: Solve for x
    x = 12,424,440,410.68/119,353.82
  6. Step 6: Final answer
    x = 104,097.56

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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.