Home / 123,005.08-184,565.90-73,183.60

Finding the Fourth Proportional to 123,005.08, 184,565.90 and 73,183.60

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Solution

The fourth proportional to 123,005.08, 184,565.90 and 73,183.60 is: 109,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,005.08 : 184,565.90 = 73,183.60 : x
  2. Step 2: Convert to fraction form
    123,005.08/184,565.90 = 73,183.60/x
  3. Step 3: Cross multiply
    123,005.08x = 184,565.90 × 73,183.60
  4. Step 4: Simplify right side
    123,005.08x = 13,507,196,999.24
  5. Step 5: Solve for x
    x = 13,507,196,999.24/123,005.08
  6. Step 6: Final answer
    x = 109,810.07

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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.