Home / 208,707.36-313,085.99-73,743.50

Finding the Fourth Proportional to 208,707.36, 313,085.99 and 73,743.50

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Solution

The fourth proportional to 208,707.36, 313,085.99 and 73,743.50 is: 110,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,707.36 : 313,085.99 = 73,743.50 : x
  2. Step 2: Convert to fraction form
    208,707.36/313,085.99 = 73,743.50/x
  3. Step 3: Cross multiply
    208,707.36x = 313,085.99 × 73,743.50
  4. Step 4: Simplify right side
    208,707.36x = 23,088,055,138.14
  5. Step 5: Solve for x
    x = 23,088,055,138.14/208,707.36
  6. Step 6: Final answer
    x = 110,624.06

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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.