Home / 209,150.48-313,468.70-96,678.54

Finding the Fourth Proportional to 209,150.48, 313,468.70 and 96,678.54

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Solution

The fourth proportional to 209,150.48, 313,468.70 and 96,678.54 is: 144,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,150.48 : 313,468.70 = 96,678.54 : x
  2. Step 2: Convert to fraction form
    209,150.48/313,468.70 = 96,678.54/x
  3. Step 3: Cross multiply
    209,150.48x = 313,468.70 × 96,678.54
  4. Step 4: Simplify right side
    209,150.48x = 30,305,696,251.70
  5. Step 5: Solve for x
    x = 30,305,696,251.70/209,150.48
  6. Step 6: Final answer
    x = 144,899.00

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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.