Home / 263,034.54-362,990.36-142,178.19

Finding the Fourth Proportional to 263,034.54, 362,990.36 and 142,178.19

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Solution

The fourth proportional to 263,034.54, 362,990.36 and 142,178.19 is: 196,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,034.54 : 362,990.36 = 142,178.19 : x
  2. Step 2: Convert to fraction form
    263,034.54/362,990.36 = 142,178.19/x
  3. Step 3: Cross multiply
    263,034.54x = 362,990.36 × 142,178.19
  4. Step 4: Simplify right side
    263,034.54x = 51,609,311,366.48
  5. Step 5: Solve for x
    x = 51,609,311,366.48/263,034.54
  6. Step 6: Final answer
    x = 196,207.35

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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.