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Finding the Fourth Proportional to 40,144.60, 60,192.60 and 17,953.84

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Solution

The fourth proportional to 40,144.60, 60,192.60 and 17,953.84 is: 26,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,144.60 : 60,192.60 = 17,953.84 : x
  2. Step 2: Convert to fraction form
    40,144.60/60,192.60 = 17,953.84/x
  3. Step 3: Cross multiply
    40,144.60x = 60,192.60 × 17,953.84
  4. Step 4: Simplify right side
    40,144.60x = 1,080,688,309.58
  5. Step 5: Solve for x
    x = 1,080,688,309.58/40,144.60
  6. Step 6: Final answer
    x = 26,919.89

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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.