Home / 175,816.20-263,521.94-87,127.96

Finding the Fourth Proportional to 175,816.20, 263,521.94 and 87,127.96

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Solution

The fourth proportional to 175,816.20, 263,521.94 and 87,127.96 is: 130,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,816.20 : 263,521.94 = 87,127.96 : x
  2. Step 2: Convert to fraction form
    175,816.20/263,521.94 = 87,127.96/x
  3. Step 3: Cross multiply
    175,816.20x = 263,521.94 × 87,127.96
  4. Step 4: Simplify right side
    175,816.20x = 22,960,129,047.44
  5. Step 5: Solve for x
    x = 22,960,129,047.44/175,816.20
  6. Step 6: Final answer
    x = 130,591.66

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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.