Home / 119,765.12-179,108.44-106,516.00

Finding the Fourth Proportional to 119,765.12, 179,108.44 and 106,516.00

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Solution

The fourth proportional to 119,765.12, 179,108.44 and 106,516.00 is: 159,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,765.12 : 179,108.44 = 106,516.00 : x
  2. Step 2: Convert to fraction form
    119,765.12/179,108.44 = 106,516.00/x
  3. Step 3: Cross multiply
    119,765.12x = 179,108.44 × 106,516.00
  4. Step 4: Simplify right side
    119,765.12x = 19,077,914,413.56
  5. Step 5: Solve for x
    x = 19,077,914,413.56/119,765.12
  6. Step 6: Final answer
    x = 159,294.42

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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.