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Finding the Fourth Proportional to 176,681.87, 264,917.43 and 119,825.81

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Solution

The fourth proportional to 176,681.87, 264,917.43 and 119,825.81 is: 179,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,681.87 : 264,917.43 = 119,825.81 : x
  2. Step 2: Convert to fraction form
    176,681.87/264,917.43 = 119,825.81/x
  3. Step 3: Cross multiply
    176,681.87x = 264,917.43 × 119,825.81
  4. Step 4: Simplify right side
    176,681.87x = 31,743,944,308.28
  5. Step 5: Solve for x
    x = 31,743,944,308.28/176,681.87
  6. Step 6: Final answer
    x = 179,667.25

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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.