Home / 209,346.48-313,943.76-114,647.04

Finding the Fourth Proportional to 209,346.48, 313,943.76 and 114,647.04

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Solution

The fourth proportional to 209,346.48, 313,943.76 and 114,647.04 is: 171,928.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,346.48 : 313,943.76 = 114,647.04 : x
  2. Step 2: Convert to fraction form
    209,346.48/313,943.76 = 114,647.04/x
  3. Step 3: Cross multiply
    209,346.48x = 313,943.76 × 114,647.04
  4. Step 4: Simplify right side
    209,346.48x = 35,992,722,810.47
  5. Step 5: Solve for x
    x = 35,992,722,810.47/209,346.48
  6. Step 6: Final answer
    x = 171,928.96

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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.