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Finding the Fourth Proportional to 100,612.04, 150,917.90 and 26,740.04

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Solution

The fourth proportional to 100,612.04, 150,917.90 and 26,740.04 is: 40,110.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,612.04 : 150,917.90 = 26,740.04 : x
  2. Step 2: Convert to fraction form
    100,612.04/150,917.90 = 26,740.04/x
  3. Step 3: Cross multiply
    100,612.04x = 150,917.90 × 26,740.04
  4. Step 4: Simplify right side
    100,612.04x = 4,035,550,682.72
  5. Step 5: Solve for x
    x = 4,035,550,682.72/100,612.04
  6. Step 6: Final answer
    x = 40,110.02

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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.