Home / 263,509.14-363,642.54-142,650.34

Finding the Fourth Proportional to 263,509.14, 363,642.54 and 142,650.34

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Solution

The fourth proportional to 263,509.14, 363,642.54 and 142,650.34 is: 196,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,509.14 : 363,642.54 = 142,650.34 : x
  2. Step 2: Convert to fraction form
    263,509.14/363,642.54 = 142,650.34/x
  3. Step 3: Cross multiply
    263,509.14x = 363,642.54 × 142,650.34
  4. Step 4: Simplify right side
    263,509.14x = 51,873,732,424.02
  5. Step 5: Solve for x
    x = 51,873,732,424.02/263,509.14
  6. Step 6: Final answer
    x = 196,857.43

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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.