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Finding the Fourth Proportional to 117,057.44, 175,592.08 and 67,124.16

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Solution

The fourth proportional to 117,057.44, 175,592.08 and 67,124.16 is: 100,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,057.44 : 175,592.08 = 67,124.16 : x
  2. Step 2: Convert to fraction form
    117,057.44/175,592.08 = 67,124.16/x
  3. Step 3: Cross multiply
    117,057.44x = 175,592.08 × 67,124.16
  4. Step 4: Simplify right side
    117,057.44x = 11,786,470,872.65
  5. Step 5: Solve for x
    x = 11,786,470,872.65/117,057.44
  6. Step 6: Final answer
    x = 100,689.63

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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.