Home / 268,494.85-370,521.57-158,177.54

Finding the Fourth Proportional to 268,494.85, 370,521.57 and 158,177.54

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Solution

The fourth proportional to 268,494.85, 370,521.57 and 158,177.54 is: 218,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,494.85 : 370,521.57 = 158,177.54 : x
  2. Step 2: Convert to fraction form
    268,494.85/370,521.57 = 158,177.54/x
  3. Step 3: Cross multiply
    268,494.85x = 370,521.57 × 158,177.54
  4. Step 4: Simplify right side
    268,494.85x = 58,608,191,979.01
  5. Step 5: Solve for x
    x = 58,608,191,979.01/268,494.85
  6. Step 6: Final answer
    x = 218,284.23

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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.