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Finding the Fourth Proportional to 114,004.89, 171,007.34 and 30,898.89

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Solution

The fourth proportional to 114,004.89, 171,007.34 and 30,898.89 is: 46,348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,004.89 : 171,007.34 = 30,898.89 : x
  2. Step 2: Convert to fraction form
    114,004.89/171,007.34 = 30,898.89/x
  3. Step 3: Cross multiply
    114,004.89x = 171,007.34 × 30,898.89
  4. Step 4: Simplify right side
    114,004.89x = 5,283,936,833.36
  5. Step 5: Solve for x
    x = 5,283,936,833.36/114,004.89
  6. Step 6: Final answer
    x = 46,348.34

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1.5x scale

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.