Home / 263,510.23-363,644.24-142,651.52

Finding the Fourth Proportional to 263,510.23, 363,644.24 and 142,651.52

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Solution

The fourth proportional to 263,510.23, 363,644.24 and 142,651.52 is: 196,859.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,510.23 : 363,644.24 = 142,651.52 : x
  2. Step 2: Convert to fraction form
    263,510.23/363,644.24 = 142,651.52/x
  3. Step 3: Cross multiply
    263,510.23x = 363,644.24 × 142,651.52
  4. Step 4: Simplify right side
    263,510.23x = 51,874,403,022.76
  5. Step 5: Solve for x
    x = 51,874,403,022.76/263,510.23
  6. Step 6: Final answer
    x = 196,859.16

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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.