Home / 33,312.20-49,968.30-32,145.80

Finding the Fourth Proportional to 33,312.20, 49,968.30 and 32,145.80

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Solution

The fourth proportional to 33,312.20, 49,968.30 and 32,145.80 is: 48,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.20 : 49,968.30 = 32,145.80 : x
  2. Step 2: Convert to fraction form
    33,312.20/49,968.30 = 32,145.80/x
  3. Step 3: Cross multiply
    33,312.20x = 49,968.30 × 32,145.80
  4. Step 4: Simplify right side
    33,312.20x = 1,606,270,978.14
  5. Step 5: Solve for x
    x = 1,606,270,978.14/33,312.20
  6. Step 6: Final answer
    x = 48,218.70

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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.