Home / 158,789.73-219,121.59-94,261.65

Finding the Fourth Proportional to 158,789.73, 219,121.59 and 94,261.65

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Solution

The fourth proportional to 158,789.73, 219,121.59 and 94,261.65 is: 130,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,789.73 : 219,121.59 = 94,261.65 : x
  2. Step 2: Convert to fraction form
    158,789.73/219,121.59 = 94,261.65/x
  3. Step 3: Cross multiply
    158,789.73x = 219,121.59 × 94,261.65
  4. Step 4: Simplify right side
    158,789.73x = 20,654,762,624.02
  5. Step 5: Solve for x
    x = 20,654,762,624.02/158,789.73
  6. Step 6: Final answer
    x = 130,076.19

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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.