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Finding the Fourth Proportional to 192,114.10, 265,106.46 and 107,236.54

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Solution

The fourth proportional to 192,114.10, 265,106.46 and 107,236.54 is: 147,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,114.10 : 265,106.46 = 107,236.54 : x
  2. Step 2: Convert to fraction form
    192,114.10/265,106.46 = 107,236.54/x
  3. Step 3: Cross multiply
    192,114.10x = 265,106.46 × 107,236.54
  4. Step 4: Simplify right side
    192,114.10x = 28,429,099,502.05
  5. Step 5: Solve for x
    x = 28,429,099,502.05/192,114.10
  6. Step 6: Final answer
    x = 147,980.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.