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Finding the Fourth Proportional to 144,612.44, 217,251.64 and 102,596.84

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Solution

The fourth proportional to 144,612.44, 217,251.64 and 102,596.84 is: 154,131.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,612.44 : 217,251.64 = 102,596.84 : x
  2. Step 2: Convert to fraction form
    144,612.44/217,251.64 = 102,596.84/x
  3. Step 3: Cross multiply
    144,612.44x = 217,251.64 × 102,596.84
  4. Step 4: Simplify right side
    144,612.44x = 22,289,331,748.82
  5. Step 5: Solve for x
    x = 22,289,331,748.82/144,612.44
  6. Step 6: Final answer
    x = 154,131.50

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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.