Home / 119,982.90-179,993.79-49,866.06

Finding the Fourth Proportional to 119,982.90, 179,993.79 and 49,866.06

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Solution

The fourth proportional to 119,982.90, 179,993.79 and 49,866.06 is: 74,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,982.90 : 179,993.79 = 49,866.06 : x
  2. Step 2: Convert to fraction form
    119,982.90/179,993.79 = 49,866.06/x
  3. Step 3: Cross multiply
    119,982.90x = 179,993.79 × 49,866.06
  4. Step 4: Simplify right side
    119,982.90x = 8,975,581,131.77
  5. Step 5: Solve for x
    x = 8,975,581,131.77/119,982.90
  6. Step 6: Final answer
    x = 74,807.17

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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.