Home / 209,336.67-313,862.91-106,501.26

Finding the Fourth Proportional to 209,336.67, 313,862.91 and 106,501.26

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Solution

The fourth proportional to 209,336.67, 313,862.91 and 106,501.26 is: 159,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,336.67 : 313,862.91 = 106,501.26 : x
  2. Step 2: Convert to fraction form
    209,336.67/313,862.91 = 106,501.26/x
  3. Step 3: Cross multiply
    209,336.67x = 313,862.91 × 106,501.26
  4. Step 4: Simplify right side
    209,336.67x = 33,426,795,382.27
  5. Step 5: Solve for x
    x = 33,426,795,382.27/209,336.67
  6. Step 6: Final answer
    x = 159,679.60

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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.