Home / 68,716.38-103,094.25-33,666.30

Finding the Fourth Proportional to 68,716.38, 103,094.25 and 33,666.30

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Solution

The fourth proportional to 68,716.38, 103,094.25 and 33,666.30 is: 50,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,716.38 : 103,094.25 = 33,666.30 : x
  2. Step 2: Convert to fraction form
    68,716.38/103,094.25 = 33,666.30/x
  3. Step 3: Cross multiply
    68,716.38x = 103,094.25 × 33,666.30
  4. Step 4: Simplify right side
    68,716.38x = 3,470,801,948.78
  5. Step 5: Solve for x
    x = 3,470,801,948.78/68,716.38
  6. Step 6: Final answer
    x = 50,509.09

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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.