Home / 154,490.96-213,215.44-94,097.04

Finding the Fourth Proportional to 154,490.96, 213,215.44 and 94,097.04

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Solution

The fourth proportional to 154,490.96, 213,215.44 and 94,097.04 is: 129,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,490.96 : 213,215.44 = 94,097.04 : x
  2. Step 2: Convert to fraction form
    154,490.96/213,215.44 = 94,097.04/x
  3. Step 3: Cross multiply
    154,490.96x = 213,215.44 × 94,097.04
  4. Step 4: Simplify right side
    154,490.96x = 20,062,941,786.30
  5. Step 5: Solve for x
    x = 20,062,941,786.30/154,490.96
  6. Step 6: Final answer
    x = 129,864.83

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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.