Home / 191,034.28-263,517.51-119,289.76

Finding the Fourth Proportional to 191,034.28, 263,517.51 and 119,289.76

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Solution

The fourth proportional to 191,034.28, 263,517.51 and 119,289.76 is: 164,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,034.28 : 263,517.51 = 119,289.76 : x
  2. Step 2: Convert to fraction form
    191,034.28/263,517.51 = 119,289.76/x
  3. Step 3: Cross multiply
    191,034.28x = 263,517.51 × 119,289.76
  4. Step 4: Simplify right side
    191,034.28x = 31,434,940,523.70
  5. Step 5: Solve for x
    x = 31,434,940,523.70/191,034.28
  6. Step 6: Final answer
    x = 164,551.31

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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.