Home / 703,142.94-1,054,706.72-170,663.97

Finding the Fourth Proportional to 703,142.94, 1,054,706.72 and 170,663.97

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Solution

The fourth proportional to 703,142.94, 1,054,706.72 and 170,663.97 is: 255,994.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,142.94 : 1,054,706.72 = 170,663.97 : x
  2. Step 2: Convert to fraction form
    703,142.94/1,054,706.72 = 170,663.97/x
  3. Step 3: Cross multiply
    703,142.94x = 1,054,706.72 × 170,663.97
  4. Step 4: Simplify right side
    703,142.94x = 180,000,436,020.88
  5. Step 5: Solve for x
    x = 180,000,436,020.88/703,142.94
  6. Step 6: Final answer
    x = 255,994.09

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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.