Home / 39,196.84-58,801.74-18,157.90

Finding the Fourth Proportional to 39,196.84, 58,801.74 and 18,157.90

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Solution

The fourth proportional to 39,196.84, 58,801.74 and 18,157.90 is: 27,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196.84 : 58,801.74 = 18,157.90 : x
  2. Step 2: Convert to fraction form
    39,196.84/58,801.74 = 18,157.90/x
  3. Step 3: Cross multiply
    39,196.84x = 58,801.74 × 18,157.90
  4. Step 4: Simplify right side
    39,196.84x = 1,067,716,114.75
  5. Step 5: Solve for x
    x = 1,067,716,114.75/39,196.84
  6. Step 6: Final answer
    x = 27,239.85

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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.