Home / 191,193.94-263,846-106,310.26

Finding the Fourth Proportional to 191,193.94, 263,846 and 106,310.26

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Solution

The fourth proportional to 191,193.94, 263,846 and 106,310.26 is: 146,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,193.94 : 263,846 = 106,310.26 : x
  2. Step 2: Convert to fraction form
    191,193.94/263,846 = 106,310.26/x
  3. Step 3: Cross multiply
    191,193.94x = 263,846 × 106,310.26
  4. Step 4: Simplify right side
    191,193.94x = 28,049,536,859.96
  5. Step 5: Solve for x
    x = 28,049,536,859.96/191,193.94
  6. Step 6: Final answer
    x = 146,707.25

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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.