Home / 108,306.21-162,486.99-41,728.50

Finding the Fourth Proportional to 108,306.21, 162,486.99 and 41,728.50

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Solution

The fourth proportional to 108,306.21, 162,486.99 and 41,728.50 is: 62,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,306.21 : 162,486.99 = 41,728.50 : x
  2. Step 2: Convert to fraction form
    108,306.21/162,486.99 = 41,728.50/x
  3. Step 3: Cross multiply
    108,306.21x = 162,486.99 × 41,728.50
  4. Step 4: Simplify right side
    108,306.21x = 6,780,338,362.22
  5. Step 5: Solve for x
    x = 6,780,338,362.22/108,306.21
  6. Step 6: Final answer
    x = 62,603.41

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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.