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Finding the Fourth Proportional to 110,657.60, 165,767.70 and 60,648.20

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Solution

The fourth proportional to 110,657.60, 165,767.70 and 60,648.20 is: 90,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,657.60 : 165,767.70 = 60,648.20 : x
  2. Step 2: Convert to fraction form
    110,657.60/165,767.70 = 60,648.20/x
  3. Step 3: Cross multiply
    110,657.60x = 165,767.70 × 60,648.20
  4. Step 4: Simplify right side
    110,657.60x = 10,053,512,623.14
  5. Step 5: Solve for x
    x = 10,053,512,623.14/110,657.60
  6. Step 6: Final answer
    x = 90,852.44

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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.