Home / 102,579.05-153,853.19-32,449.25

Finding the Fourth Proportional to 102,579.05, 153,853.19 and 32,449.25

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Solution

The fourth proportional to 102,579.05, 153,853.19 and 32,449.25 is: 48,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,579.05 : 153,853.19 = 32,449.25 : x
  2. Step 2: Convert to fraction form
    102,579.05/153,853.19 = 32,449.25/x
  3. Step 3: Cross multiply
    102,579.05x = 153,853.19 × 32,449.25
  4. Step 4: Simplify right side
    102,579.05x = 4,992,420,463.36
  5. Step 5: Solve for x
    x = 4,992,420,463.36/102,579.05
  6. Step 6: Final answer
    x = 48,669.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.