Home / 263,986.06-364,303.47-143,127.58

Finding the Fourth Proportional to 263,986.06, 364,303.47 and 143,127.58

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Solution

The fourth proportional to 263,986.06, 364,303.47 and 143,127.58 is: 197,517.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,986.06 : 364,303.47 = 143,127.58 : x
  2. Step 2: Convert to fraction form
    263,986.06/364,303.47 = 143,127.58/x
  3. Step 3: Cross multiply
    263,986.06x = 364,303.47 × 143,127.58
  4. Step 4: Simplify right side
    263,986.06x = 52,141,874,046.70
  5. Step 5: Solve for x
    x = 52,141,874,046.70/263,986.06
  6. Step 6: Final answer
    x = 197,517.53

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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.