Home / 263,589.14-363,756.04-142,733.18

Finding the Fourth Proportional to 263,589.14, 363,756.04 and 142,733.18

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Solution

The fourth proportional to 263,589.14, 363,756.04 and 142,733.18 is: 196,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,589.14 : 363,756.04 = 142,733.18 : x
  2. Step 2: Convert to fraction form
    263,589.14/363,756.04 = 142,733.18/x
  3. Step 3: Cross multiply
    263,589.14x = 363,756.04 × 142,733.18
  4. Step 4: Simplify right side
    263,589.14x = 51,920,056,333.41
  5. Step 5: Solve for x
    x = 51,920,056,333.41/263,589.14
  6. Step 6: Final answer
    x = 196,973.43

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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.