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Finding the Fourth Proportional to 54,440.50, 81,660.75 and 17,504.50

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Solution

The fourth proportional to 54,440.50, 81,660.75 and 17,504.50 is: 26,256.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440.50 : 81,660.75 = 17,504.50 : x
  2. Step 2: Convert to fraction form
    54,440.50/81,660.75 = 17,504.50/x
  3. Step 3: Cross multiply
    54,440.50x = 81,660.75 × 17,504.50
  4. Step 4: Simplify right side
    54,440.50x = 1,429,430,598.38
  5. Step 5: Solve for x
    x = 1,429,430,598.38/54,440.50
  6. Step 6: Final answer
    x = 26,256.75

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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.