Home / 404,153.12-606,355.52-119,845.18

Finding the Fourth Proportional to 404,153.12, 606,355.52 and 119,845.18

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Solution

The fourth proportional to 404,153.12, 606,355.52 and 119,845.18 is: 179,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,153.12 : 606,355.52 = 119,845.18 : x
  2. Step 2: Convert to fraction form
    404,153.12/606,355.52 = 119,845.18/x
  3. Step 3: Cross multiply
    404,153.12x = 606,355.52 × 119,845.18
  4. Step 4: Simplify right side
    404,153.12x = 72,668,786,597.11
  5. Step 5: Solve for x
    x = 72,668,786,597.11/404,153.12
  6. Step 6: Final answer
    x = 179,805.09

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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.