Home / 309,209.04-463,879.77-95,972.49

Finding the Fourth Proportional to 309,209.04, 463,879.77 and 95,972.49

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Solution

The fourth proportional to 309,209.04, 463,879.77 and 95,972.49 is: 143,979.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,209.04 : 463,879.77 = 95,972.49 : x
  2. Step 2: Convert to fraction form
    309,209.04/463,879.77 = 95,972.49/x
  3. Step 3: Cross multiply
    309,209.04x = 463,879.77 × 95,972.49
  4. Step 4: Simplify right side
    309,209.04x = 44,519,696,587.53
  5. Step 5: Solve for x
    x = 44,519,696,587.53/309,209.04
  6. Step 6: Final answer
    x = 143,979.29

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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.