Home / 191,093.85-263,711.43-105,057.27

Finding the Fourth Proportional to 191,093.85, 263,711.43 and 105,057.27

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Solution

The fourth proportional to 191,093.85, 263,711.43 and 105,057.27 is: 144,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,093.85 : 263,711.43 = 105,057.27 : x
  2. Step 2: Convert to fraction form
    191,093.85/263,711.43 = 105,057.27/x
  3. Step 3: Cross multiply
    191,093.85x = 263,711.43 × 105,057.27
  4. Step 4: Simplify right side
    191,093.85x = 27,704,802,903.60
  5. Step 5: Solve for x
    x = 27,704,802,903.60/191,093.85
  6. Step 6: Final answer
    x = 144,980.09

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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.