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Finding the Fourth Proportional to 23,305.48, 34,929.02 and 18,355.56

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Solution

The fourth proportional to 23,305.48, 34,929.02 and 18,355.56 is: 27,510.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.48 : 34,929.02 = 18,355.56 : x
  2. Step 2: Convert to fraction form
    23,305.48/34,929.02 = 18,355.56/x
  3. Step 3: Cross multiply
    23,305.48x = 34,929.02 × 18,355.56
  4. Step 4: Simplify right side
    23,305.48x = 641,141,722.35
  5. Step 5: Solve for x
    x = 641,141,722.35/23,305.48
  6. Step 6: Final answer
    x = 27,510.34

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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.