Home / 268,650.74-370,726.33-147,784.37

Finding the Fourth Proportional to 268,650.74, 370,726.33 and 147,784.37

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Solution

The fourth proportional to 268,650.74, 370,726.33 and 147,784.37 is: 203,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,650.74 : 370,726.33 = 147,784.37 : x
  2. Step 2: Convert to fraction form
    268,650.74/370,726.33 = 147,784.37/x
  3. Step 3: Cross multiply
    268,650.74x = 370,726.33 × 147,784.37
  4. Step 4: Simplify right side
    268,650.74x = 54,787,554,528.91
  5. Step 5: Solve for x
    x = 54,787,554,528.91/268,650.74
  6. Step 6: Final answer
    x = 203,935.99

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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.