Home / 161,614.94-242,272.74-82,554.80

Finding the Fourth Proportional to 161,614.94, 242,272.74 and 82,554.80

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Solution

The fourth proportional to 161,614.94, 242,272.74 and 82,554.80 is: 123,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,614.94 : 242,272.74 = 82,554.80 : x
  2. Step 2: Convert to fraction form
    161,614.94/242,272.74 = 82,554.80/x
  3. Step 3: Cross multiply
    161,614.94x = 242,272.74 × 82,554.80
  4. Step 4: Simplify right side
    161,614.94x = 20,000,777,596.15
  5. Step 5: Solve for x
    x = 20,000,777,596.15/161,614.94
  6. Step 6: Final answer
    x = 123,755.75

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1.5x scale

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.