Home / 88,234.08-121,735.44-50,501.04

Finding the Fourth Proportional to 88,234.08, 121,735.44 and 50,501.04

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Solution

The fourth proportional to 88,234.08, 121,735.44 and 50,501.04 is: 69,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,234.08 : 121,735.44 = 50,501.04 : x
  2. Step 2: Convert to fraction form
    88,234.08/121,735.44 = 50,501.04/x
  3. Step 3: Cross multiply
    88,234.08x = 121,735.44 × 50,501.04
  4. Step 4: Simplify right side
    88,234.08x = 6,147,766,324.86
  5. Step 5: Solve for x
    x = 6,147,766,324.86/88,234.08
  6. Step 6: Final answer
    x = 69,675.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.