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Finding the Fourth Proportional to 176,554.87, 243,650.49 and 95,987.81

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Solution

The fourth proportional to 176,554.87, 243,650.49 and 95,987.81 is: 132,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,554.87 : 243,650.49 = 95,987.81 : x
  2. Step 2: Convert to fraction form
    176,554.87/243,650.49 = 95,987.81/x
  3. Step 3: Cross multiply
    176,554.87x = 243,650.49 × 95,987.81
  4. Step 4: Simplify right side
    176,554.87x = 23,387,476,940.53
  5. Step 5: Solve for x
    x = 23,387,476,940.53/176,554.87
  6. Step 6: Final answer
    x = 132,465.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.