Home / 104,290.11-156,481.67-48,100

Finding the Fourth Proportional to 104,290.11, 156,481.67 and 48,100

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Solution

The fourth proportional to 104,290.11, 156,481.67 and 48,100 is: 72,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,290.11 : 156,481.67 = 48,100 : x
  2. Step 2: Convert to fraction form
    104,290.11/156,481.67 = 48,100/x
  3. Step 3: Cross multiply
    104,290.11x = 156,481.67 × 48,100
  4. Step 4: Simplify right side
    104,290.11x = 7,526,768,327.00
  5. Step 5: Solve for x
    x = 7,526,768,327.00/104,290.11
  6. Step 6: Final answer
    x = 72,171.45

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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.