Home / 102,582.82-154,144.84-55,232.92

Finding the Fourth Proportional to 102,582.82, 154,144.84 and 55,232.92

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Solution

The fourth proportional to 102,582.82, 154,144.84 and 55,232.92 is: 82,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,582.82 : 154,144.84 = 55,232.92 : x
  2. Step 2: Convert to fraction form
    102,582.82/154,144.84 = 55,232.92/x
  3. Step 3: Cross multiply
    102,582.82x = 154,144.84 × 55,232.92
  4. Step 4: Simplify right side
    102,582.82x = 8,513,869,774.29
  5. Step 5: Solve for x
    x = 8,513,869,774.29/102,582.82
  6. Step 6: Final answer
    x = 82,995.08

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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.