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Finding the Fourth Proportional to 110,610.80, 165,916.20 and 36,738.80

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Solution

The fourth proportional to 110,610.80, 165,916.20 and 36,738.80 is: 55,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,610.80 : 165,916.20 = 36,738.80 : x
  2. Step 2: Convert to fraction form
    110,610.80/165,916.20 = 36,738.80/x
  3. Step 3: Cross multiply
    110,610.80x = 165,916.20 × 36,738.80
  4. Step 4: Simplify right side
    110,610.80x = 6,095,562,088.56
  5. Step 5: Solve for x
    x = 6,095,562,088.56/110,610.80
  6. Step 6: Final answer
    x = 55,108.20

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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.